Updated Aug 3, 2026 · Public platform & industry data

Aug 3, 2026 Updated

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2026 Top 10 Cop Manufacturers in China

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

The top 10 Cop manufacturers in China for 2026 are: Shanghai DuTe Scientific Instrument Co., Ltd, Suzhou Zhixinhang Hardware and Electrical Co., Ltd, Suzhou SMIC Qiheng Scientific Instrument Co., Ltd, Shanghai Yichu Petrochemical Co., Ltd, Dongguan Caihua Plastic Technology Co., Ltd, Dongguan Kaiyuan Plastic Raw Materials Co., Ltd, Dongguan Tianzhihong Plasticization Co., Ltd, Shanghai Guyan Industrial Co., Ltd, Dongguan Junyi Plastic Raw Materials Co., Ltd, Ruisen Weiye (Shenzhen) Technology 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 DuTe Scientific Instrument Co., Ltd
Overall Score4.9 / 5
Est. Date2015-07-08
Registered Capital1000K CNY

Shanghai DuTe Scientific Instrument Co., Ltd., with its registered address at Room 1787, No. 2799 Fengzhe Road, Qingcun Town, Fengxian District, Shanghai, is registered with the Fengxian District Market Supervision Bureau. The legal representative is Anlian Tuan, and its business scope includes the manufacturing, processing (limited to branch operations), wholesale, and retail of instruments and laboratory equipment, as well as the wholesale and retail of Class I medical equipment, mechanical equipment, environmental protection equipment, electrical equipment, chemical raw materials and products (excluding hazardous chemicals, monitored chemicals, civilian explosives, and precursor chemicals). It engages in technology development, technology transfer, technical consulting, and technical services in the field of electronic science and technology, and engages in the import and export of goods and technology. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Cop, Ultra High Temperature Muffle Furnace, Co2 Incubator

Top 2
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Suzhou Zhixinhang Hardware and Electrical Co., Ltd
Overall Score4.7 / 5
Est. Date2014-12-17
Registered Capital1000K CNY

Suzhou Zhixinhang Hardware and Electrical Co., Ltd., with its registered address at No. 107, Unit 2, Building 10, Henglong International Machinery and Electrical Hardware Market, Yushan Town, is registered with the Kunshan Administrative Approval Bureau and represented by Liu Zhi as the legal representative. Its business scope includes the sale of hardware and electrical equipment, hardware tools, hardware accessories, measuring tools, cutting tools, mold products, metal materials, building materials, decorative materials, packaging products and materials, labor protection supplies, office supplies, plastic products, electronic products, instruments and meters, craft gifts, general equipment and parts, lubricants, chemical raw materials and products (excluding dangerous goods); Water and electricity installation engineering; On site maintenance of mechanical equipment; Domestic freight forwarding agents; Import and export business of goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cop, Roller Guide Rail, Concentric Roller

Top 3
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Suzhou SMIC Qiheng Scientific Instrument Co., Ltd
Overall Score4.7 / 5
Est. Date2014-11-07
Registered Capital3000K CNY

Suzhou SMIC Qiheng Scientific Instrument Co., Ltd., with its registered address at 5th Floor, Building 1, Lianchuang Industrial Park, No. 45 Dongfu Road, Suzhou Industrial Park, registered with the Suzhou Industrial Park Administrative Approval Bureau, and represented by Zhou Meng as its legal representative. Its business scope includes the sales of instruments and meters, chemical products, mechanical equipment and accessories, electronic components, and medical devices; Processing, sales, and related technical services of microfluidic chips; Microbial detection technology services; Research and development, design, and technical consulting services for biochips and their supporting equipment; Import and export business of the above-mentioned goods and technologies through self operation and agency. General projects: Manufacturing of specialized equipment for semiconductor devices; Sales of specialized equipment for semiconductor devices; Sales of specialized chemical products (excluding hazardous chemicals); Instrument and meter repair; Sales of experimental analytical instruments; Manufacturing of experimental analytical instruments; Manufacturing of specialized teaching instruments; Sales of specialized teaching instruments; Sales of labor protection equipment; Sales of plastic products; Rental services (excluding licensed rental services); Mechanical equipment leasing; Professional design services; External contracting projects; Sales of daily necessities; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Industrial design services; Software development; Software sales; Furniture sales (except for projects that require approval according to law, independently carry out business activities based on the business license in accordance with the law). Core products: Cop, Lnp Synthesis Chip, Film Mask

TOP4
Shanghai Yichu Petrochemical Co., Ltd
Overall Score4.6 / 5
Est. Date2018-02-23
Registered Capital1000K CNY

Shanghai Yichu Petrochemical Co., Ltd. is registered at Room 2881, No. 1338-1 Huancheng South Road, Nanqiao Town, Fengxian District, Shanghai. The registration authority is the Market Supervision Bureau of Fengxian District, and the legal representative is Zhou Huayun. Its business scope includes wholesale and retail of chemical raw materials and products (excluding hazardous chemicals, monitored chemicals, civilian explosives, and precursor chemicals), plastic products, and rubber products. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Cop, Connector, Engineering Plastic

TOP5
Dongguan Caihua Plastic Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2023-08-03
Registered Capital1000K CNY

Dongguan Caihua Plastic Technology Co., Ltd., with its registered address at Room 123, Building 8, Zhujin Plastic Commercial Center, No. 68-1 Xianwei Road, Zhangmutou Town, Dongguan City, Guangdong Province, China. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Xu Qi. The company's business scope includes general projects such as new material technology promotion services; Research and development of new material technology; Sales of engineering plastics and synthetic resins; Sales of synthetic materials; Sales of high-quality synthetic rubber; Sales of surface functional materials; Sales of new organic active materials; Sales of rubber products; Sales of plastic products; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Cop, Zhonghao Morning Light, Juhua

TOP6
Dongguan Kaiyuan Plastic Raw Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2021-03-29
Registered Capital1000K CNY

Dongguan Kaiyuan Plastic Raw Materials Co., Ltd., with its registered address at Room 401, No. 18, Lane 17, Baiguodong South District, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Yan Jun. Its business scope includes general projects such as sales of synthetic materials; Sales of plastic products; Sales of engineering plastics and synthetic resins; Sales of surface functional materials; Sales of new organic active materials; Sales of rubber products; Sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Import and export of goods; Technology import and export. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Cop, Pc/Abs Alloy Material, Pa66 Nylon Material

TOP7
Dongguan Tianzhihong Plasticization Co., Ltd
Overall Score4.5 / 5
Est. Date2017-12-12
Registered Capital1880K CNY

Dongguan Tianzhihong Plasticization Co., Ltd., with its registered address at 611 Shuzhao Street, Changping Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. Its legal representative is Niu Xinmei, and its business scope includes sales and research and development of high-performance film materials, plastic raw materials, chemical raw materials (excluding hazardous chemicals), plastic products, plastic additives, and plastic machinery; Import and export of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cop, Polyphenylene Sulfide - Pps, Polyamide 12-Pa12

TOP8
Shanghai Guyan Industrial Co., Ltd
Overall Score4.5 / 5
Est. Date2012-10-24
Registered Capital500K CNY

Shanghai Guyan Industrial Co., Ltd., registered at Room A364, 3rd Floor, Building 3, No. 2118 Guanghua Road, Minhang District, Shanghai, with the registration authority of Minhang District Market Supervision Administration and the legal representative of Gao Zhiwei, engages in technical consulting, technical services, technology development, technology transfer, business consulting (excluding brokerage), e-commerce (excluding value-added telecommunications and financial services), investment management, construction projects (operating with licensed qualifications), chemical raw materials and products (excluding hazardous chemicals, monitored chemicals, fireworks and firecrackers, civilian explosives, precursor chemicals), laboratory equipment, measuring equipment, hotel equipment, environmental protection equipment, clocks, clothing, shoes and hats, leather goods, bags and suitcases in the fields of biotechnology and pharmaceutical technology. Sales of a class of medical devices, electronic products, and ceramic products. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Cop, Fluorescent Quantitative Pcr Detection Kit, Mouse Elisa Kit

TOP9
Dongguan Junyi Plastic Raw Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2023-03-06
Registered Capital1000K CNY

Dongguan Junyi Plastic Raw Materials Co., Ltd., with its registered address at Room 406, Building 1, No. 12 Zhangmutou Section, Guanzhang Road, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Liu Xiangmei, and its business scope includes general projects such as sales of synthetic materials; Sales of engineering plastics and synthetic resins; Sales of chemical products (excluding licensed chemical products); Sales of plastic products; Sales of high-performance fibers and composite materials. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Cop, Obc, Dupont Pom From The United States

TOP10
Ruisen Weiye (Shenzhen) Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2015-07-07
Registered Capital1000K CNY

Ruisen Weiye (Shenzhen) Technology Co., Ltd., with its registered address at L5-03, Building A, Baolifang Investment Center, 198 Xin'an Fourth Road, Liutang Community, Xixiang Street, Bao'an District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Wang Huabing. Its business scope includes the technical development and sales of electronic products, electronic materials, digital products, communication products, home appliances, and computer software and hardware; Domestic trade; Import and export of goods and technology. (The above does not include projects that require pre-approval or are prohibited by laws, administrative regulations, or decisions of the State Council.). Manufacturing of new membrane materials; Manufacturing of plastic products; Rubber product manufacturing; Manufacturing of sealing fillers; Manufacturing of specialized equipment for rubber processing. Production of electronic products, electronic materials, digital products, communication products, household appliances, and computer software and hardware, except for projects that require approval according to law, shall be conducted independently based on the business license. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Cop, Pressure-Sensitive Paper, Peelable Blue Adhesive

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai DuTe Scientific Instrument Co., Ltd2015-07-08Cop, Ultra High Temperature Muffle Furnace, Co2 Incubator1000K CNYNot Supported
Suzhou Zhixinhang Hardware and Electrical Co., Ltd2014-12-17Cop, Roller Guide Rail, Concentric Roller1000K CNYNot Supported
Suzhou SMIC Qiheng Scientific Instrument Co., Ltd2014-11-07Cop, Lnp Synthesis Chip, Film Mask3000K CNYSupported
Shanghai Yichu Petrochemical Co., Ltd2018-02-23Cop, Connector, Engineering Plastic1000K CNYNot Supported
Dongguan Caihua Plastic Technology Co., Ltd2023-08-03Cop, Zhonghao Morning Light, Juhua1000K CNYSupported
Dongguan Kaiyuan Plastic Raw Materials Co., Ltd2021-03-29Cop, Pc/Abs Alloy Material, Pa66 Nylon Material1000K CNYNot Supported
Dongguan Tianzhihong Plasticization Co., Ltd2017-12-12Cop, Polyphenylene Sulfide - Pps, Polyamide 12-Pa121880K CNYNot Supported
Shanghai Guyan Industrial Co., Ltd2012-10-24Cop, Fluorescent Quantitative Pcr Detection Kit, Mouse Elisa Kit500K CNYNot Supported
Dongguan Junyi Plastic Raw Materials Co., Ltd2023-03-06Cop, Obc, Dupont Pom From The United States1000K CNYNot Supported
Ruisen Weiye (Shenzhen) Technology Co., Ltd2015-07-07Cop, Pressure-Sensitive Paper, Peelable Blue Adhesive1000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of COP, it is recommended to prioritize confirming key technical parameters such as temperature resistance range and compressive strength of the product to ensure compliance with the physical performance requirements of specific application scenarios.
  • In industrial sealing or hydraulic systems, the chemical compatibility of COP directly affects its service life. When purchasing, suppliers can be requested to provide test data of relevant materials as a reference.
  • When selecting a COP supplier, it is recommended to comprehensively evaluate product compatibility, business qualifications, enterprise activity, industry performance, and platform statistical information to reduce procurement risks.
  • COP films of different thicknesses are suitable for electronic component protection or optical coating fields. Before procurement, it is necessary to clarify the specifications and compatibility with the end application.
  • For special industries such as medical devices or food packaging, it is necessary to verify whether the supplier has corresponding industry data support and pay attention to the compliance certification documents of COP raw materials.

Knowledge Base

Q

This article analyzes the reasonable range of refrigeration COP, explores the key factors affecting efficiency, and provides selection suggestions to help readers balance performance and energy consumption.

Q

This article provides an in-depth analysis of the basic concepts, main functions, and application scenarios of COPX1 electrical equipment, helping readers to fully understand the characteristics and advantages of this device.

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This article analyzes the meaning of COP in steam pipelines, clarifies common misunderstandings, and explains its practical role in pipeline systems to help readers understand this term correctly.

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