Updated Aug 4, 2026 · Public platform & industry data

Aug 4, 2026 Updated

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2026 Top 10 Chain Extender Manufacturers in China

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Top-rated Chain Extender suppliers, How to choose a Chain Extender manufacturer, Best Chain Extender companies in China

The top 10 Chain Extender manufacturers in China for 2026 are: Shanghai Kaiyin Chemical Co., Ltd, Shanghai Zhupin Chemical Co., Ltd, Guangzhou Yourun Synthetic Materials Co., Ltd, Hubei Qifei Pharmaceutical Chemical Co., Ltd, Jiapete (Guangzhou) New Materials Co., Ltd, Guangzhou Longchi New Material Technology Co., Ltd, Guangzhou Jianyi Chemical Import and Export Co., Ltd, Wuhan Linsheng Technology Co., Ltd, Shanghai Strongming Rubber and Plastic Technology Co., Ltd, Jiangsu Xinlun Petrochemical Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Shanghai Kaiyin Chemical Co., Ltd
Overall Score4.9 / 5
Est. Date2008-12-08
Registered Capital25000K CNY

Shanghai Kaiyin Chemical Co., Ltd., with its registered address at 1st floor, Building 6, No. 1189 Qishen Road, Minhang District, Shanghai, is registered with the Minhang District Market Supervision Administration. The legal representative is Li Junwei, and the business scope includes chemical raw materials and products (excluding hazardous chemicals, monitored chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), fertilizers, food additives, feed additives, lubricants, metal materials and products, mineral products, daily necessities, clothing and apparel, leather products, washing products, cosmetics, photography equipment, toys, cultural office supplies, audio equipment and accessories, hardware and electrical equipment, electronic products, communication equipment, instruments and meters, automotive and motorcycle accessories, welding equipment, electromechanical equipment, wires and cables, electronics. Components, building decoration materials, hardware accessories, sanitary ware, Sales of kitchen equipment, rubber products, glass products, needle textiles, computers, software and auxiliary equipment, electronic digital products, communication equipment and related products, development of computer software and hardware, indoor and outdoor decoration and design, engaged in import and export of goods and technology, engaged in technology development, technology transfer, technical consulting, technical services, and computer information system integration services in the professional fields of biotechnology, new material technology, chemical technology, environmental protection technology, computer information technology, electronic technology, communication technology, network technology, computer software and hardware technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Chain Extender, Other Supplies, Sample Zone

Top 2
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Shanghai Zhupin Chemical Co., Ltd
Overall Score4.7 / 5
Est. Date2014-03-28
Registered Capital1000K CNY

Shanghai Zhupin Chemical Co., Ltd., with its registered address at Room 3898, 3rd Floor, Building 2, No. 715 Yingshun Road, Qingpu District, Shanghai, is registered with the Qingpu District Market Supervision and Administration Bureau. The legal representative is Lin Jieying, and the business scope includes the sale of chemical raw materials and products (excluding hazardous, monitored, precursor chemicals, and civilian explosives), rubber and plastic products, wires and cables, metal materials, building materials, hardware and electrical equipment, mechanical equipment, automotive and motorcycle parts, electronic products, sports goods, needle textiles, clothing, toys, leather products, and enterprise management consulting. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Chain Extender, Albemarle Products From The United States, Lubrizol

Top 3
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Guangzhou Yourun Synthetic Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2013-06-03
Registered Capital11111.099999999999K CNY

Guangzhou Yourun Synthetic Materials Co., Ltd., registered at Room 701, Building 16, Tian'an Headquarters Center, No. 555 Panyu Avenue North, Donghuan Street, Panyu District, Guangzhou, registered with the Panyu District Market Supervision Administration of Guangzhou, with Wang Zeyong as the legal representative. Its business scope includes the manufacturing of chemical reagents and additives (excluding monitored chemicals and hazardous chemicals); Manufacturing of other synthetic materials (excluding monitored chemicals and hazardous chemicals); Manufacturing of organic chemical raw materials (excluding monitored chemicals and hazardous chemicals); Manufacturing of primary form plastics and synthetic resins (excluding monitored chemicals and hazardous chemicals); Synthetic rubber manufacturing (excluding monitored chemicals and hazardous chemicals); Adhesive manufacturing (excluding monitored chemicals and hazardous chemicals); Rubber parts manufacturing; Manufacturing of plastic parts; Wholesale of rubber products; Wholesale of plastic products; Wholesale of resin and resin products; Sales of chemical reagents and additives (excluding monitored chemicals and hazardous chemicals); Import and export of goods (excluding exclusive and controlled goods); Technology import and export; Wholesale trade of goods (excluding licensed and approved goods); Internet commodity sales (except for licensed and approved commodities); Trade agency; Engineering and technical research and experimental development; Promotion services for new material technology; Materials science research and technological development; Technical services (excluding licensing approval projects);. Core products: Chain Extender, Catalyst, Wcat Series

TOP4
Hubei Qifei Pharmaceutical Chemical Co., Ltd
Overall Score4.6 / 5
Est. Date2017-12-25
Registered Capital2000K CNY

Hubei Qifei Pharmaceutical and Chemical Co., Ltd., registered at Group 6, Xiyaotai Village, Huangtan Industrial Park, Tianmen City, Hubei Province, with the Market Supervision Administration of Tianmen City as the registration authority and Liu Fazhi as the legal representative. Its business scope includes licensed projects such as import and export of goods; Technology import and export; Import and export agency (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses issued by relevant departments) General projects: sales of chemical products (excluding licensed chemical products); Research and development of biochemical product technology; Sales of specialized chemical products (excluding hazardous chemicals); Medical research and experimental development; Information technology consulting services; Research and development of biopesticide technology; Sales of food additives; Sales of daily chemical products; Pigment manufacturing; Pigment sales; Dye manufacturing; Dye sales; Sales of feed raw materials; Research and development of new material technology; Sales of new catalytic materials and additives (except for licensed businesses, can independently operate projects that are not prohibited or restricted by laws and regulations). Core products: Chain Extender, Benzyl, White Powder

TOP5
Jiapete (Guangzhou) New Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2021-07-06
Registered Capital2000K CNY

Jiapete (Guangzhou) New Materials Co., Ltd., with its registered address at Room 103, 1st Floor, Honggang Industrial Zone, No. 138 Kengkou Street, Liwan District, Guangzhou, registered with the Market Supervision and Administration Bureau of Liwan District, Guangzhou, and represented by Li Huimin as its legal representative. Its business scope includes the sale of chemical products (excluding licensed chemical products); Internet sales (except for the sale of goods that need to be licensed); Sales of new catalytic materials and additives; Research and development of biochemical product technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of rubber products; Sales of plastic products; Sales of coatings (excluding hazardous chemicals); Sales of specialized chemical products (excluding hazardous chemicals); Sales of daily chemical products; Technology import and export; Import and export of goods. Core products: Chain Extender, Polyethylene Wax, Indonesian Cms

TOP6
Guangzhou Longchi New Material Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2022-05-17
Registered Capital5180K CNY

Guangzhou Longchi New Material Technology Co., Ltd., with its registered address at Room 414, F113, Kangzhuang Road, Helong Street, Baiyun District, Guangzhou, is registered with the Market Supervision Administration of Baiyun District, Guangzhou. The legal representative is Wu Lue, and its business scope includes the sales of new film materials; Sales of new catalytic materials and additives; Sales of specialized chemical products (excluding hazardous chemicals); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of rubber products; Domestic trade agency; Research and development of biochemical product technology; Engineering and technical services (excluding planning management, survey, design, and supervision); Sales of high-performance sealing materials; Sales of anti-corrosion materials; Construction of sports facilities engineering; Floor sales; Rental of leisure and entertainment equipment; Sales of engineering plastics and synthetic resins; Sales of building decoration materials; Retail of sports goods and equipment; Sales of special ceramic products; Planning and design management; Municipal facility management; Sales of amusement and entertainment products; External contracting projects; Professional design services; Sales of building waterproofing membrane products; Engineering management services; Sales of gaming supplies and indoor gaming equipment; Construction of landscaping and greening projects; Ink sales (excluding hazardous chemicals); Sales of electronic specialized materials; Sales of chemical products (excluding licensed chemical products); Research and development of new material technology; Sales of plastic products; Rental of sports equipment; Internet of Things application services; Engineering and technical research and experimental development; Undertake the engineering construction business of the head office; Wholesale of sports goods and equipment; Promotion services for new material technology; Sales of fireproof sealing materials; Sales of coatings (excluding hazardous chemicals); Fitness and leisure activities;. Core products: Chain Extender, Anti-Settling Agent, Leveling Agent

TOP7
Guangzhou Jianyi Chemical Import and Export Co., Ltd
Overall Score4.5 / 5
Est. Date2001-06-21
Registered Capital10000K CNY

Guangzhou Jianyi Chemical Import and Export Co., Ltd., with its registered address at Shop 28, No. 17 Xingdong Road, Liwan District, Guangzhou (for office use only), registered with the Market Supervision Administration of Liwan District, Guangzhou, and represented by Xia Qin as its legal representative. Its business scope includes import and export of goods (excluding exclusive controlled goods); Wholesale trade of goods (excluding licensed and approved goods); Technology import and export; Wholesale of chemical products (including hazardous chemicals);. Core products: Chain Extender, Release Agent, Waterborne Aliphatic Polyurethane Resin

TOP8
Wuhan Linsheng Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2022-07-12
Registered Capital5000K CNY

Wuhan Linsheng Technology Co., Ltd., with its registered address at 8-3201 Huaxing Rongcheng, Guli Road, Jiangjun Road Street, Dongxihu District, Wuhan City, is registered with the Market Supervision and Administration Bureau of Dongxihu District, Wuhan City. The legal representative is Shang Shiwen, and the business scope includes general projects: medical research and experimental development, manufacturing of specialized chemical products (excluding hazardous chemicals), mineral processing, sales of chemical products (excluding licensed chemical products), sales of high-purity elements and compounds, sales of surface functional materials, sales of new organic active materials, sales of new membrane materials, sales of functional glass and new optical materials, sales of ecological environment materials, sales of high-quality synthetic rubber, sales of new catalytic materials and additives, sales of graphene materials, sales of metamaterials, sales of industrial animal oil and fat chemicals. Sales of specialized chemical products (excluding hazardous chemicals), Sales of synthetic materials, dyes, refractory materials, biobased materials, disinfectants (excluding hazardous chemicals), daily chemical products, lubricants, petroleum products (excluding hazardous chemicals), food additives, food detergents, feed additives, synthetic fibers, electronic special materials, and anti-corrosion materials. (Except for licensed businesses, it is allowed to independently operate projects that are not prohibited or restricted by laws and regulations in accordance with the law). Core products: Chain Extender, 2,4,5-Trimethoxybenzoic Acid, Silicone Rubber And Silicone Gel

TOP9
Shanghai Strongming Rubber and Plastic Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2010-01-12
Registered Capital500K CNY

Shanghai Strongming Rubber and Plastic Technology Co., Ltd., with its registered address at No. 33 Hongfeng Road, Hengsha Township, Chongming District, Shanghai (Shanghai Hengtai Economic Development Zone), is registered with the Chongming District Market Supervision Administration and represented by Zhang Li. Its business scope includes technical consulting, technology transfer, technology development, and technical services in the field of plastic and rubber products, sales of plastic products and raw materials, rubber products and raw materials, chemical products and raw materials (except for hazardous chemicals, monitored chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), hardware and electrical equipment, and building materials, as well as import and export of goods or technologies (except for goods and technologies prohibited by the state or involving administrative approval). Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Chain Extender, Release Agent, Anti Drip Agent

TOP10
Jiangsu Xinlun Petrochemical Co., Ltd
Overall Score4.4 / 5
Est. Date2019-10-10
Registered Capital10000K CNY

Jiangsu Xinlun Petrochemical Co., Ltd. is registered at Room 105, Building 20, Yulan Apartment, Chongchuan District, Nantong City. The registration authority is the Chongchuan District Administrative Approval Bureau of Nantong City, and the legal representative is Ji Liang. The business scope includes the sales of chemical products and raw materials (excluding dangerous goods), food additives, fertilizers and soil conditioners (excluding dangerous chemicals), fuel oil (excluding dangerous chemicals), lubricants, electronic products, glass products, metal materials and products, packaging materials and products, decorative building materials, labor protection supplies, plastic products, rubber products, instruments and equipment, handicrafts, home accessories, toys, cosmetics, needle textiles, clothing and accessories, and materials. Self operated and agency import and export business of the above-mentioned goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) Licensed project: Hazardous Chemicals Business (For projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Chain Extender, Aminocyclohexane, Sodium Metabisulfite

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Kaiyin Chemical Co., Ltd2008-12-08Chain Extender, Other Supplies, Sample Zone25000K CNYNot Supported
Shanghai Zhupin Chemical Co., Ltd2014-03-28Chain Extender, Albemarle Products From The United States, Lubrizol1000K CNYNot Supported
Guangzhou Yourun Synthetic Materials Co., Ltd2013-06-03Chain Extender, Catalyst, Wcat Series11111.099999999999K CNYNot Supported
Hubei Qifei Pharmaceutical Chemical Co., Ltd2017-12-25Chain Extender, Benzyl, White Powder2000K CNYNot Supported
Jiapete (Guangzhou) New Materials Co., Ltd2021-07-06Chain Extender, Polyethylene Wax, Indonesian Cms2000K CNYNot Supported
Guangzhou Longchi New Material Technology Co., Ltd2022-05-17Chain Extender, Anti-Settling Agent, Leveling Agent5180K CNYNot Supported
Guangzhou Jianyi Chemical Import and Export Co., Ltd2001-06-21Chain Extender, Release Agent, Waterborne Aliphatic Polyurethane Resin10000K CNYNot Supported
Wuhan Linsheng Technology Co., Ltd2022-07-12Chain Extender, 2,4,5-Trimethoxybenzoic Acid, Silicone Rubber And Silicone Gel5000K CNYNot Supported
Shanghai Strongming Rubber and Plastic Technology Co., Ltd2010-01-12Chain Extender, Release Agent, Anti Drip Agent500K CNYNot Supported
Jiangsu Xinlun Petrochemical Co., Ltd2019-10-10Chain Extender, Aminocyclohexane, Sodium Metabisulfite 10000K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • In the actual procurement process of chain extenders, it is recommended to prioritize checking key technical parameters such as hydroxyl value and molecular weight to ensure compatibility with the target polymer. For example, when used in TPU production, attention should be paid to chain extender efficiency and thermal stability.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support, especially suitable for the medical materials field with high purity requirements for chain extenders.
  • Different application scenarios such as coatings, elastomers, or adhesives have differentiated requirements for the functional groups of chain extenders. Before purchasing, it is necessary to clarify the performance indicators such as hydrolysis resistance or flexibility of the end product.
  • For industrial scenarios such as automotive sealing strips, it is recommended to select long-term stable supply chain extenders with transparent technical data based on the industry performance of suppliers and platform statistical information.

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs