guanru chemical
about us
Guanru Chemical
Pulp & Paper Defoamers and Papermaking Additives Manufacturer
Guanru Chemical manufactures defoamers, AKD and ASA sizing agents, dry and wet strength resins, and retention aids for pulp and paper mills. In 2023 we established Vietnam Guanru Paper Chemicals Co., Ltd. in Ho Chi Minh City, which shortens lead times for mills across Southeast Asia and puts technical support in the same time zone as your production team. Products are currently shipped to 15 countries.
Product Catalog
Product display
Production and supply for different industries
Tell us your furnish, machine speed and where the foam appears — we will match a defoamer and send a trial sample.
Papermaking and pulp
Foam control and sizing programmes for hardwood, softwood, bamboo and bagasse furnish — across tissue, containerboard, writing paper, board, newsprint and specialty grades. Dosage is set by trial on your machine, not by a generic data sheet.
Wastewater treatment
Controls biological foam in pulp and paper effluent treatment, and in dyeing, electroplating and circuit board wastewater.
coatings And Inks
Defoamers for water-based inks, latex paints, EVA emulsions, PVA solutions, waterproof coatings and paper coating colours.
Catalysts & Refining
Defoamers for water-based inks, latex paints, EVA emulsions, PVA solutions, waterproof coatings and paper coating colours.
why choose
why choose us
WHY PAPER MILLS WORK WITH GUANRU
Defoamers, sizing agents and strength resins for pulp and paper mills. Three things to know before you order:
PAPER CHEMICALS SINCE 2007
Formulating defoamers and sizing agents since 2007, with field experience across hardwood, softwood, bagasse and bamboo pulps.
TWO PLANTS, 16,000 t/a
Production in Shanghai and Hangzhou, with stock held in Ho Chi Minh City for Southeast Asian mills. 90% of orders ship within 72 hours.
TRIALS BEFORE DOSAGE
Lab testing and on-site trials against measured endpoints — foam height, dosage per tonne, drainage rate — before any dosage is recommended.
honor
Certificate of Honor
CERTIFICATE HONORS
We provide professional, reliable and responsive product services. We have complete qualification certificates and strictly control product quality.
"Guanru Chemical has the best catalyst supply. We visited the factory and received high-quality catalyst products that bring benefits to our production. Thank you!”
Любов
From Russia
"I always choose Guanru Chemical Manufacturer to produce for my business. They are passionate about every aspect of manufacturing and have guided me throughout the production process."
Александр
From Russia
"Their defoamer is really effective, and the foam disappears after use. The styrene acrylic sizing agent is also great, and Guanru Chemical is supplying us with the products we need now."
David
From Vietnam
Knowledge Center
Knowledge Center
Knowledge Center
Chemical news
Industry News
Company News
- Jun 22, 2026Pulp and Paper Defoamer Selection Guide: How to Choose a Suitable Foam Control SolutionLearn how to choose a suitable pulp and paper defoamer for paper machines, recycled pulp systems, white water circulation, and wastewater treatment. Guanru Chemical provides silicone defoamer, polyether defoamer, and compound antifoam solutions for paper mills.
![Pulp and Paper Defoamer Selection Guide: How to Choose a Suitable Foam Control Solution]( "Pulp and Paper Defoamer Selection Guide: How to Choose a Suitable Foam Control Solution")
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- Apr 13, 2026The difference between water treatment defoamers and polyether defoamersPolyether defoamers are commonly used in water treatment, but they differ significantly from other types (such as silicone defoamers). The key differences are as follows:
![The difference between water treatment defoamers and polyether defoamers]( "The difference between water treatment defoamers and polyether defoamers")
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- Apr 13, 2026Defoamer For Wastewater TreatmentWastewater treatment defoamers can help you obtain both foaming agents and defoamers, thus maintaining your operational efficiency.
![Defoamer For Wastewater Treatment]( "Defoamer For Wastewater Treatment")
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- Apr 07, 2026Industrial Paper Strength Solutions: Technical Guide to Dry and Wet Strength AdditivesDiscover how industrial dry and wet strength additives optimize fiber bonding and paper quality. Explore technical specifications for high-efficiency papermaking chemicals designed for packaging, tissue, and specialty paper.
![Industrial Paper Strength Solutions: Technical Guide to Dry and Wet Strength Additives]( "Industrial Paper Strength Solutions: Technical Guide to Dry and Wet Strength Additives")
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- Apr 02, 2026Optimizing Paper Sizing Performance with Grade A AKD Wax 1840 and High-Polymer EmulsionGuanru Chemical offers high-quality Grade A AKD wax 1840 (purity ≥90%) and neutral polymer sizing agents (15%/19%). Optimize your paper and prevent sizing shrinkage with our expert technical solutions.
![Optimizing Paper Sizing Performance with Grade A AKD Wax 1840 and High-Polymer Emulsion]( "Optimizing Paper Sizing Performance with Grade A AKD Wax 1840 and High-Polymer Emulsion")
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- Mar 23, 2026Strengthening Paper Towels: How to Balance Softness, Absorbency, and Durability?Discover how Guanru Chemical's PAE Wet Strength Agent and GR-9020 Dry Strength Agent balance paper towel toughness, softness, and absorbency for high-speed tissue production.
![Strengthening Paper Towels: How to Balance Softness, Absorbency, and Durability?]( "Strengthening Paper Towels: How to Balance Softness, Absorbency, and Durability?")
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- Feb 11, 2026The Ultimate Guide to GR-3012 Wet Strength Agent (PAE Resin)Improve your paper durability with GR-3012 Wet Strength Agent. High-performance PAE resin for tissues, packaging & specialty paper. Get a quote from Guanru Chem.
![The Ultimate Guide to GR-3012 Wet Strength Agent (PAE Resin)]( "The Ultimate Guide to GR-3012 Wet Strength Agent (PAE Resin)")
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- Jan 21, 2026What is a Defoamer? The Comprehensive Guide to Antifoaming Agents in Industrial ProcessesThis section introduces the differences between various defoamers. It compares the properties of silicone-based, oil-based, and water-based defoamers. Free samples are available upon request from Guanru Chemical.
![What is a Defoamer? The Comprehensive Guide to Antifoaming Agents in Industrial Processes]( "What is a Defoamer? The Comprehensive Guide to Antifoaming Agents in Industrial Processes")
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- Jan 21, 2026Technical Whitepaper: Optimizing Burst Index in Recycled Fiber ProcessingLooking for a high-performance dry strength agent? Learn how GR-9020 improves burst index in recycled fiber paper. Get 2026 bulk prices and free TDS/MSDS downloads here.
![Technical Whitepaper: Optimizing Burst Index in Recycled Fiber Processing]( "Technical Whitepaper: Optimizing Burst Index in Recycled Fiber Processing")
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- Jan 14, 2026How to Dilute Silicone Defoamer: The Ultimate Guide for Effective Foam ControlMastering the methods for diluting silicone defoamers can achieve the desired effect, thereby saving costs and improving performance.
![How to Dilute Silicone Defoamer: The Ultimate Guide for Effective Foam Control]( "How to Dilute Silicone Defoamer: The Ultimate Guide for Effective Foam Control")
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- Jan 07, 2026What is a Silicone Defoamer? (2026 Guide for Paper Mills)Discover what a silicone defoamer is and how it solves foam issues in paper mills. Save costs with expert insights from a top silicone defoamer manufacturer.
![What is a Silicone Defoamer? (2026 Guide for Paper Mills)]( "What is a Silicone Defoamer? (2026 Guide for Paper Mills)")
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- Jan 07, 2026Silicone defoamers vs Non-silicone defoamersStruggling with foaming issues in paper mills? This article provides an in-depth comparison of the advantages and disadvantages of silicone and non-silicone defoamers in papermaking processes. As a leading defoamer supplier, we help you reduce costs and improve paper quality.
![Silicone defoamers vs Non-silicone defoamers]( "Silicone defoamers vs Non-silicone defoamers")
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- Dec 29, 2025Top 5 Industries That Rely on Defoamers: A Comprehensive Application GuideDiscover the top 5 industries that rely on defoamers for enhanced process efficiency. From wastewater treatment to coatings, learn how Guanru Chemical’s advanced antifoam solutions solve complex foaming issues.
![Top 5 Industries That Rely on Defoamers: A Comprehensive Application Guide]( "Top 5 Industries That Rely on Defoamers: A Comprehensive Application Guide")
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- Dec 08, 2025How Bubbles Form in a Paper Mill and Ways to Fix ThemLearn how to prevent foam and bubbles in paper mills with effective defoamer solutions. Improve paper quality, reduce energy costs, and optimize production efficiency.
![How Bubbles Form in a Paper Mill and Ways to Fix Them]( "How Bubbles Form in a Paper Mill and Ways to Fix Them")
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- Nov 13, 2025What Is a Defoamer? How Does It Work?Learn how defoamers eliminate foam in industries like papermaking & wastewater treatment. Discover types, benefits, and expert tips for optimal foam control.
![What Is a Defoamer? How Does It Work?]( "What Is a Defoamer? How Does It Work?")
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- Sep 12, 2025What Is a Catalyst and Its Scientific MeaningA catalyst speeds up chemical reactions by lowering activation energy, remaining unchanged and reusable throughout the scientific process.
![What Is a Catalyst and Its Scientific Meaning]( "What Is a Catalyst and Its Scientific Meaning")
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- Sep 08, 2025Fatty alcohol defoamer quickly defoams papermaking white waterAFV-3225D Fatty Alcohol Defoamer eliminates foam in papermaking white water 2.5x faster than standard products. Works above 50°C with micro-dosage efficiency for smooth production.
![Fatty alcohol defoamer quickly defoams papermaking white water]( "Fatty alcohol defoamer quickly defoams papermaking white water")
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- Jul 28, 2025Dry strength agent VS wet strength agent: Which one is more suitable for paper industry?For manufacturers in the paper industry, choosing between dry and wet strength agents may not be difficult, but these steps may seem simple, but they can affect the final outcome of your project and production.
![Dry strength agent VS wet strength agent: Which one is more suitable for paper industry?]( "Dry strength agent VS wet strength agent: Which one is more suitable for paper industry?")
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- Jul 19, 2025A Guide to Styrene Acrylic Sizing Agents for the Paper Industry - Materials, Applications, and MoreOver the years, styrene acrylic sizing agents have experienced significant developments and applications in the paper industry. This brochure will provide a comprehensive insight into styrene acrylic sizing agents, covering their materials, applications, advantages, disadvantages, and possible future developments.
![A Guide to Styrene Acrylic Sizing Agents for the Paper Industry - Materials, Applications, and More]( "A Guide to Styrene Acrylic Sizing Agents for the Paper Industry - Materials, Applications, and More")
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- Jul 19, 2025Defoamers: Explaining Defoamer Types, Selection, Feasibility, ApplicationsDefoaming agents (also known as antifoaming agents) are widely used in industry and daily life. Their main function is to eliminate or inhibit the formation of foam.
In this article, we’ll break down the types of defoamers, their selection, and more, so you can weigh the costs and benefits for yourself.![Defoamers: Explaining Defoamer Types, Selection, Feasibility, Applications]( "Defoamers: Explaining Defoamer Types, Selection, Feasibility, Applications")
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- Aug 09, 2026EU REACH Tightens NPEOs Limit for Paper ImportsEU REACH Tightens NPEOs Limit for Paper Imports: learn how the new 0.01% rule affects paper exporters, testing, and customs compliance—act now to protect EU market access.
![EU REACH Tightens NPEOs Limit for Paper Imports]( "EU REACH Tightens NPEOs Limit for Paper Imports")
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- Aug 08, 2026EU Enforces NPEOs Ban on Coated Paper ImportsEU Enforces NPEOs Ban on Coated Paper Imports: learn how the new EU rule impacts coated paper, customs clearance, testing, and supply chain compliance for exporters.
![EU Enforces NPEOs Ban on Coated Paper Imports]( "EU Enforces NPEOs Ban on Coated Paper Imports")
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- Aug 07, 2026EU REACH Restriction on NPEOs in Paper Coatings Takes EffectEU REACH NPEO paper coating restriction now applies. Learn what EU importers, converters, and buyers must do to avoid delays, detentions, and compliance risks.
![EU REACH Restriction on NPEOs in Paper Coatings Takes Effect]( "EU REACH Restriction on NPEOs in Paper Coatings Takes Effect")
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- Aug 06, 2026EU REACH Tightens Paper Chemical Rules From Aug. 15EU REACH tightens paper chemical rules from Aug. 15, requiring formaldehyde-related compliance documents for EU-bound paper exports. See what paper suppliers must prepare now.
![EU REACH Tightens Paper Chemical Rules From Aug. 15]( "EU REACH Tightens Paper Chemical Rules From Aug. 15")
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- Aug 05, 2026ECHA Adds 3 SVHCs, Exporters Recheck DeclarationsECHA adds 3 SVHCs to the Candidate List, prompting paper exporters to recheck REACH declarations. Learn how this update affects EU shipments, customs clearance, and supplier compliance.
![ECHA Adds 3 SVHCs, Exporters Recheck Declarations]( "ECHA Adds 3 SVHCs, Exporters Recheck Declarations")
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- Aug 03, 2026EU PFAS Limit Tightens Compliance for Paper ExportsEU PFAS limit tightens compliance for paper exports with a 1 mg/kg threshold under REACH. Learn how paper suppliers, importers, and buyers can prepare documents, testing, and sourcing for EU market access.
![EU PFAS Limit Tightens Compliance for Paper Exports]( "EU PFAS Limit Tightens Compliance for Paper Exports")
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- Aug 01, 2026ECHA Sets PFAS Limit for Paper and Board Under REACHPFAS limit under REACH now reshapes paper and board exports. Learn how ECHA’s 25 ng/g rule affects compliance, testing, certification, and supply chain readiness.
![ECHA Sets PFAS Limit for Paper and Board Under REACH]( "ECHA Sets PFAS Limit for Paper and Board Under REACH")
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- Jul 31, 2026EU REACH Adds Coating Chemical Filing for Paper ImportsEU REACH adds coating chemical filing for paper imports from August 15, 2026. Learn how coated paper and paperboard exporters can avoid customs delays and strengthen compliance.
![EU REACH Adds Coating Chemical Filing for Paper Imports]( "EU REACH Adds Coating Chemical Filing for Paper Imports")
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- Jul 29, 2026ECHA Sets Aug. 1 SCIP Deadline for Paper Packaging ImportsECHA SCIP deadline for paper packaging imports is set for Aug. 1, 2026. Learn how EU compliance rules may affect customs, delivery timelines, and market access.
![ECHA Sets Aug. 1 SCIP Deadline for Paper Packaging Imports]( "ECHA Sets Aug. 1 SCIP Deadline for Paper Packaging Imports")
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- Jul 28, 2026ECHA SCIP Rule Hits Paper Packaging ImportsECHA SCIP rule now affects paper packaging imports to the EU. Learn how chemical additive declarations can impact customs clearance, delivery timing, and exporter compliance planning.
![ECHA SCIP Rule Hits Paper Packaging Imports]( "ECHA SCIP Rule Hits Paper Packaging Imports")
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- Jul 27, 2026ECHA Sets SCIP Update Rule for Paper Packaging ImportsECHA Sets SCIP Update Rule for Paper Packaging Imports: learn how the new EU filing requirement for paper and paperboard with chemical additives may affect customs, suppliers, and shipment timing.
![ECHA Sets SCIP Update Rule for Paper Packaging Imports]( "ECHA Sets SCIP Update Rule for Paper Packaging Imports")
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- Jul 26, 2026EU REACH Sets Phthalate Limit for Paper-Based ChemicalsEU REACH sets a phthalate limit for paper-based chemicals, affecting paper packaging additives and coated paper compliance. Learn what suppliers and importers must do now.
![EU REACH Sets Phthalate Limit for Paper-Based Chemicals]( "EU REACH Sets Phthalate Limit for Paper-Based Chemicals")
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- Jul 25, 2026EU EPR Rule Takes Effect Aug. 1 for Paper Chemical ImportsEU EPR rule for paper chemical imports takes effect Aug. 1, 2026. Learn PPWR-linked PRO registration, annual reporting, and customs risks for paper-based chemicals.
![EU EPR Rule Takes Effect Aug. 1 for Paper Chemical Imports]( "EU EPR Rule Takes Effect Aug. 1 for Paper Chemical Imports")
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- Jul 24, 2026EU Requires SCIP Filing for PFAS Paper ImportsEU Requires SCIP Filing for PFAS Paper Imports from August 1, 2026. Learn customs risks, PFAS compliance steps, and how paper importers and suppliers can protect EU market access.
![EU Requires SCIP Filing for PFAS Paper Imports]( "EU Requires SCIP Filing for PFAS Paper Imports")
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- Jul 23, 2026ECHA PFAS Draft Raises New Bar for Paper Food PackagingPFAS draft from ECHA raises new compliance demands for paper food packaging. Learn how baking paper and fast-food wrapping exporters can prepare for EU rules.
![ECHA PFAS Draft Raises New Bar for Paper Food Packaging]( "ECHA PFAS Draft Raises New Bar for Paper Food Packaging")
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- Jul 22, 2026EU Adds PFAS Limits for Paper Food Contact MaterialsPFAS limits for paper food contact materials are now set under EU REACH. Learn the 2.5 ng/m² rule, 2027 deadline, and what paper packaging exporters must do to stay compliant.
![EU Adds PFAS Limits for Paper Food Contact Materials]( "EU Adds PFAS Limits for Paper Food Contact Materials")
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- Jul 21, 2026China Customs Sets Label Rule for Paper Chemical AidsChina Customs Sets Label Rule for Paper Chemical Aids: learn how the 2026 bilingual label mandate affects EU, UK, Canada, and Australia exports, compliance costs, and customs clearance.
![China Customs Sets Label Rule for Paper Chemical Aids]( "China Customs Sets Label Rule for Paper Chemical Aids")
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- Jul 20, 2026EU REACH Draft Adds SCIP Duty for Paper Chemical ExportsEU REACH draft update: SCIP duty may soon affect paper chemical exports and treated paper products. Learn how NPEO-related compliance could impact shipments, documents, and EU market access.
![EU REACH Draft Adds SCIP Duty for Paper Chemical Exports]( "EU REACH Draft Adds SCIP Duty for Paper Chemical Exports")
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- Jul 19, 2026ECHA Adds Two Paper Aids to SVHC ListECHA Adds Two Paper Aids to SVHC List: learn how the new SVHC update affects paper chemicals, EU exports, SCIP duties, and REACH compliance before October 2026.
![ECHA Adds Two Paper Aids to SVHC List]( "ECHA Adds Two Paper Aids to SVHC List")
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- Jul 18, 2026EU REACH Draft Tightens Paper Additive ControlsPaper exporters face a major EU REACH shift as draft controls tighten paper additive compliance. Learn how APEOs, PFAS analogue rules, testing, and declarations may affect shipments.
![EU REACH Draft Tightens Paper Additive Controls]( "EU REACH Draft Tightens Paper Additive Controls")
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- Aug 17, 2026Brazil Mulls Doubling Tariffs on Low-Cost Paper ImportsBrazil mulls doubling tariffs on low-cost paper imports, reshaping paper and containerboard trade. Learn the risks, cost impact, and sourcing actions businesses should watch now.
![Brazil Mulls Doubling Tariffs on Low-Cost Paper Imports]( "Brazil Mulls Doubling Tariffs on Low-Cost Paper Imports")
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- Aug 16, 2026China’s Paper Industry to Join Carbon Market in Phases, Raising Export Compliance PressureChina’s paper industry faces phased entry into the carbon market, raising export compliance pressure. Learn how carbon accounting, ESG demands, and CBAM expectations may reshape paper trade.
![China’s Paper Industry to Join Carbon Market in Phases, Raising Export Compliance Pressure]( "China’s Paper Industry to Join Carbon Market in Phases, Raising Export Compliance Pressure")
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- Aug 15, 2026China’s Paper Sector to Enter the National Carbon Market in 2026, Raising Export Compliance PressureChina’s paper sector will enter the national carbon market in 2026, raising export compliance pressure and boosting demand for PCF, EPD, and ESG-ready sourcing.
![China’s Paper Sector to Enter the National Carbon Market in 2026, Raising Export Compliance Pressure]( "China’s Paper Sector to Enter the National Carbon Market in 2026, Raising Export Compliance Pressure")
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- Aug 14, 2026China Paper Exports Jump 92.5% in Jan-MayChina paper exports jumped 92.5% in Jan-May 2026, highlighting faster ASEAN supply via RCEP and Beibu Gulf Port. Discover what this means for paper buyers, traders, and packaging sourcing.
![China Paper Exports Jump 92.5% in Jan-May]( "China Paper Exports Jump 92.5% in Jan-May")
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- Aug 13, 2026The EU's PPWR enters into force today, raising compliance thresholds for paper-based packaging exported to the EU.PPWR takes effect today, raising compliance barriers for paper packaging exports to the EU. Learn how PFAS bans, heavy metal limits, recyclability checks and digital passport rules may affect orders.
![The EU's PPWR enters into force today, raising compliance thresholds for paper-based packaging exported to the EU.]( "The EU's PPWR enters into force today, raising compliance thresholds for paper-based packaging exported to the EU.")
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- Aug 12, 2026EU PPWR Takes Effect for Paper Packaging ExportsEU PPWR takes effect for paper packaging exports: learn how PFAS limits, heavy metal caps, and recyclability rules affect EU-bound paper packaging compliance and trade risk.
![EU PPWR Takes Effect for Paper Packaging Exports]( "EU PPWR Takes Effect for Paper Packaging Exports")
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- Aug 11, 2026China Customs Rule Adds UN Marking for Composite Paper ExportsChina Customs Rule Adds UN Marking for Composite Paper Exports. Learn how the new UN marking requirement affects paper packaging compliance, customs clearance, and export risk.
![China Customs Rule Adds UN Marking for Composite Paper Exports]( "China Customs Rule Adds UN Marking for Composite Paper Exports")
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- Aug 10, 2026EU EPR Rule Takes Effect Aug. 10 for Paper ImportsEU EPR Rule Takes Effect Aug. 10 for Paper Imports: learn how the new PPWR-linked EPR requirement impacts paper bags, boxes, and corrugated board exports, customs clearance, and EU market access.
![EU EPR Rule Takes Effect Aug. 10 for Paper Imports]( "EU EPR Rule Takes Effect Aug. 10 for Paper Imports")
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- Aug 04, 2026China Customs Adds REACH SVHC Filing for EU Paper ExportsChina Customs adds REACH SVHC filing for EU paper exports from Aug 1, 2026. Learn how packaging, cultural, and specialty paper shipments can avoid delays, detention, and rising compliance costs.
![China Customs Adds REACH SVHC Filing for EU Paper Exports]( "China Customs Adds REACH SVHC Filing for EU Paper Exports")
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- Aug 02, 2026China Requires PFAS Declarations for Paper ExportsChina requires PFAS declarations for paper exports from August 1, 2026. Learn how the new rule affects customs release, supplier checks, and EU-bound paper packaging compliance.
![China Requires PFAS Declarations for Paper Exports]( "China Requires PFAS Declarations for Paper Exports")
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- Jul 30, 2026China Customs Requires UN Marks on Certain Paper ExportsChina Customs Requires UN Marks on Certain Paper Exports: learn which paperboard, paper bags, and paper tubes are affected, the new UN marking rules, and how to avoid customs delays.
![China Customs Requires UN Marks on Certain Paper Exports]( "China Customs Requires UN Marks on Certain Paper Exports")
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- Jul 11, 2026China Cuts Pulp Export Tariff to 5% From July 10, 2026China cuts pulp export tariff to 5% from July 10, 2026. See how this paper industry policy may affect pulp sourcing costs, shipment timing, contracts, and supply chain planning.
![China Cuts Pulp Export Tariff to 5% From July 10, 2026]( "China Cuts Pulp Export Tariff to 5% From July 10, 2026")
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- Jul 04, 2026China Raises Pulp Export Tariff to Southeast Asia to 8.5%China Raises Pulp Export Tariff to Southeast Asia to 8.5%—learn how the 2026 tariff change impacts pulp exports, ASEAN buyers, customs paperwork, pricing, and supply chain planning.
![China Raises Pulp Export Tariff to Southeast Asia to 8.5%]( "China Raises Pulp Export Tariff to Southeast Asia to 8.5%")
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- Jul 02, 2026China Raises Pulp Export Rebate to 13% From July 1China Raises Pulp Export Rebate to 13% From July 1: learn how the new China pulp export rebate may cut sourcing costs, improve cash flow, and reshape supply planning for paper and packaging buyers.
![China Raises Pulp Export Rebate to 13% From July 1]( "China Raises Pulp Export Rebate to 13% From July 1")
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- Jul 01, 2026EU Paper Packaging EPR Registration Takes Effect July 1EU Paper Packaging EPR Registration takes effect July 1, 2026. Learn how PPWR impacts exporters, importers, customs clearance, fees, and delivery compliance in the EU market.
![EU Paper Packaging EPR Registration Takes Effect July 1]( "EU Paper Packaging EPR Registration Takes Effect July 1")
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- Jun 30, 2026China Extends Zero Pulp Export Tariff Through 2026China Extends Zero Pulp Export Tariff Through 2026: learn how the RCEP policy update affects pulp sourcing, customs costs, delivery planning, and supply chain decisions for paper and packaging buyers.
![China Extends Zero Pulp Export Tariff Through 2026]( "China Extends Zero Pulp Export Tariff Through 2026")
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- Jun 29, 2026EU EPR Rules Take Effect July 1 for Paper ImportsEU EPR rules take effect July 1 for paper imports, reshaping compliance, customs clearance, and recycling fee costs. See what exporters, brand owners, and distributors must prepare now.
![EU EPR Rules Take Effect July 1 for Paper Imports]( "EU EPR Rules Take Effect July 1 for Paper Imports")
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- Jun 26, 2026Arauco Cuts June China Softwood Pulp OfferArauco cuts June China softwood pulp offer, reshaping paper input costs. See how softwood, hardwood, and unbleached pulp price changes affect sourcing, exports, and supply planning.
![Arauco Cuts June China Softwood Pulp Offer]( "Arauco Cuts June China Softwood Pulp Offer")
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- Jun 25, 2026China Coated Paper Exports Hit Record HighChina coated paper exports hit a record high, driven by strong overseas demand and stable supply. Discover key trade shifts, procurement impacts, and what importers and distributors should watch next.
![China Coated Paper Exports Hit Record High]( "China Coated Paper Exports Hit Record High")
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- Jun 24, 2026Arauco Cuts June China NBSK Offer to $670/TonArauco cuts June China NBSK offer to $670/ton, signaling diverging pulp grade trends. See how softwood, hardwood, and unbleached pulp shifts may impact costs, sourcing, and inventory decisions.
![Arauco Cuts June China NBSK Offer to $670/Ton]( "Arauco Cuts June China NBSK Offer to $670/Ton")
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- May 16, 2026Vietnam Guanru Shines at Paper Vietnam 2026: Showcasing Advanced Paper Chemicals and Innovative Bio-Enzyme SolutionsA Grand Event in the Southeast Asian Paper Industry
HANOI, VIETNAM – May 13–16, 2026 — Vietnam Guanru Paper Chemicals Co., Ltd. (the Vietnam Office of Shanghai Guanru Chemical Co., Ltd.) made a high-profile appearance at the annual International Paper and Packaging Exhibition in Vietnam (Paper Vietnam 2026). As a leading global provider of specialized paper chemical solutions, Guanru Chemical utilized this premium industry platform to showcase its latest technological achievements, engage with thousands of Southeast Asian paper manufacturers, and reinforce its localized supply chain capabilities.![Vietnam Guanru Shines at Paper Vietnam 2026: Showcasing Advanced Paper Chemicals and Innovative Bio-Enzyme Solutions]( "Vietnam Guanru Shines at Paper Vietnam 2026: Showcasing Advanced Paper Chemicals and Innovative Bio-Enzyme Solutions")
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- Mar 07, 2026Deepening Strategic Cooperation, Building a Green Paper Industry Future – Shanghai Guanru Chemical Co., Ltd. Awarded "Excellent Supplier" Recognition by Vietnam HHP CompanyGuanru Chemical has been awarded the "Excellent Supplier" title by HHP Global, a leading Vietnamese packaging paper company, for its high-quality styrene-acrylic sizing agents and dry strength agents. Learn how we help paper manufacturers reduce costs, increase efficiency, and achieve green production through customized solutions.
![Deepening Strategic Cooperation, Building a Green Paper Industry Future – Shanghai Guanru Chemical Co., Ltd. Awarded]( "Deepening Strategic Cooperation, Building a Green Paper Industry Future – Shanghai Guanru Chemical Co., Ltd. Awarded")
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- Sep 19, 2025Concentrate our efforts and create brilliance together - Shanghai Guanru Chemical's 2025 autumn team building event was successfully heldShanghai Guanru Chemical's 2025 team-building event: badminton, three-legged race, group jump rope, and family activities. Discover our culture of teamwork, global collaboration, and people-first values. We build more than chemistry—we build connections worldwide.
![Concentrate our efforts and create brilliance together - Shanghai Guanru Chemical's 2025 autumn team building event was successfully held]( "Concentrate our efforts and create brilliance together - Shanghai Guanru Chemical's 2025 autumn team building event was successfully held")
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- May 09, 2025Shanghai Guanru Chemical - Vietnam Branch participated in the Vietnam International Paper Exhibition, with innovative solutions to help the industry upgrade.From May 7 to 9, 2025, the Vietnam International Paper Industry Exhibition was grandly held in Ho Chi Minh City. As a leading Chinese manufacturer of paper chemicals and defoamers, and supplier of instrumentation, Shanghai Guanru Chemical Co., Ltd. - Vietnam Branch showcased its core products—defoamers, styrene-acrylic sizing agents, dry and wet strength agents, high-precision instrumentation, and exclusive concentration meter repair services—attracting the attention of numerous Southeast Asian papermaking companies, industry experts, and partners, further consolidating the company's brand influence in the Southeast Asian market.
![Shanghai Guanru Chemical - Vietnam Branch participated in the Vietnam International Paper Exhibition, with innovative solutions to help the industry upgrade.]( "Shanghai Guanru Chemical - Vietnam Branch participated in the Vietnam International Paper Exhibition, with innovative solutions to help the industry upgrade.")
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- Jul 01, 2024Meet in Indonesia, win the future together——Shanghai Guanru's product launch in IndonesiaMeet in Indonesia and win the future together. In July 2024, an international event focusing on the innovation and development of paper chemicals will kick off here, providing a professional platform for paper industry experts, scholars and enterprises from all over the world, and providing more opportunities for the continuous promotion of the development of the paper industry.
![Meet in Indonesia, win the future together——Shanghai Guanru's product launch in Indonesia]( "Meet in Indonesia, win the future together——Shanghai Guanru's product launch in Indonesia")
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- Jun 16, 2023The SECC Paper Coatings Exhibition in Ho Chi Minh, Vietnam ended successfully on June 16. Shanghai Guanru Chemical thanks you for your support.On June 16, 2023, the SECC Paper, Rubber, Coatings and Technology Exhibition in Ho Chi Minh, Vietnam came to a successful conclusion! Shanghai Guanru Chemical Co., Ltd. thanks you for your support and company.
![The SECC Paper Coatings Exhibition in Ho Chi Minh, Vietnam ended successfully on June 16. Shanghai Guanru Chemical thanks you for your support.]( "The SECC Paper Coatings Exhibition in Ho Chi Minh, Vietnam ended successfully on June 16. Shanghai Guanru Chemical thanks you for your support.")
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- Jun 14, 2023On June 14, 2023, Shanghai Guanru Chemical officially opened in Vietnam, SECC Vietnam Paper Coatings Exhibition in Ho Chi Minh City, Vietnam.This exhibition is themed "Papermaking, Rubber Coatings, and Technology", focusing on major users in the papermaking, chemical, technology and other industries around the world. It officially kicked off today at the SECC Exhibition Hall in Ho Chi Minh City, Vietnam from June 14th to June 16th.
![On June 14, 2023, Shanghai Guanru Chemical officially opened in Vietnam, SECC Vietnam Paper Coatings Exhibition in Ho Chi Minh City, Vietnam.]( "On June 14, 2023, Shanghai Guanru Chemical officially opened in Vietnam, SECC Vietnam Paper Coatings Exhibition in Ho Chi Minh City, Vietnam.")
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- Jun 13, 2023The 2023 Vietnam Paper, Rubber, Coatings and Technology Exhibition will be held from June 14 to June 16 at the SECC Exhibition Hall in Ho Chi Minh City, Vietnam.This exhibition is themed "Papermaking, Rubber Coatings, and Technology", focusing on major users in the papermaking, chemical, technology and other industries around the world. It was held grandly at the SECC Exhibition Hall in Ho Chi Minh City, Vietnam from June 14 to June 16.
![The 2023 Vietnam Paper, Rubber, Coatings and Technology Exhibition will be held from June 14 to June 16 at the SECC Exhibition Hall in Ho Chi Minh City, Vietnam.]( "The 2023 Vietnam Paper, Rubber, Coatings and Technology Exhibition will be held from June 14 to June 16 at the SECC Exhibition Hall in Ho Chi Minh City, Vietnam.")
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- Jun 01, 2023The 18th Guangzhou International Paper Exhibition and Paper-to-Plastic and Pulp Molding Exhibition 2023 concluded successfully in Hall 3 of the Poly World Trade Expo Center in Pazhou, GuangzhouThis exhibition is themed "New Paper Industry, New Future, Seeking New Opportunities in the Paper Industry", focusing on paper consumption, and striving to create a large production and marketing docking platform that efficiently connects domestic and foreign trade, production, supply and marketing, and upstream and downstream, and drives the high-quality development of the papermaking industry.
![The 18th Guangzhou International Paper Exhibition and Paper-to-Plastic and Pulp Molding Exhibition 2023 concluded successfully in Hall 3 of the Poly World Trade Expo Center in Pazhou, Guangzhou]( "The 18th Guangzhou International Paper Exhibition and Paper-to-Plastic and Pulp Molding Exhibition 2023 concluded successfully in Hall 3 of the Poly World Trade Expo Center in Pazhou, Guangzhou")
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Popular Questions
Common questions from mills evaluating a defoamer, sizing agent or strength resin.
Send Your Inquiry
Q: Can I get samples before ordering?
A: Yes. Lab samples are available for evaluation. Tell us your pulp type and process conditions so we can send the closest-matching grade, and we will confirm sample size and dispatch date in the quotation.
Q: Can I get samples before ordering?
A: Each batch is tested against its specification before release — solids content, viscosity, pH and foam-suppression performance — and a certificate of analysis is issued with every shipment. Retained samples are kept for traceability.
Q: What packaging do you offer?
A: Liquid grades are supplied in 200 L drums and 1,000 L IBC totes. Custom labelling is available for OEM orders.
Q: What is your delivery time?
A: 90% of orders ship within 72 hours, from Shanghai and Ho Chi Minh City. Longer lead times apply only to custom formulations and full-container orders, and are quoted case by case.
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