Updated Sep 16, 2026 · Public platform & industry data

Sep 16, 2026 Updated

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2026 Top 10 Copper Passivator Manufacturers in China

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

The top 10 Copper Passivator manufacturers in China for 2026 are: Dongguan Liyou Surface Treatment Technology Co., Ltd, Suzhou Jiuchen Environmental Protection Technology Co., Ltd, Shengdeyi Technology (Dongguan) Co., Ltd, Qingdao Jiedejia New Material Technology Co., Ltd, Yixing Yunfeng Chemical Co., Ltd, Guangzhou Yishun Chemical Co., Ltd, Guangdong Kaimeng Passivation and Rust Prevention Technology Co., Ltd, Shaanxi Chenyu Jiaye New Material Technology Co., Ltd, Dongguan Hongkun Cleaning Technology Co., Ltd, Dongguan Hill Metal Materials 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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Dongguan Liyou Surface Treatment Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2013-10-25
Registered Capital2000K CNY

Dongguan Liyou Surface Treatment Technology Co., Ltd., with its registered address at Room 1603, Building 2, Songhu Zhigu Technology Industrial Park, No. 11 Yanhe South Road, Liaobu Town, Dongguan City, Guangdong Province, China. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Huang Yongxin. Its business scope includes the transfer of surface treatment technology; Research and development, production and sales: Metal surface treatment materials (excluding projects prohibited or required to obtain licenses by laws, administrative regulations and decisions of the State Council). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Copper Passivator, Copper Antique Agent, Copper Antioxidant

Top 2
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Suzhou Jiuchen Environmental Protection Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2020-03-24
Registered Capital2000K CNY

Suzhou Jiuchen Environmental Protection Technology Co., Ltd., registered at Room 313, 3rd Floor, Building B, South Zone, Suzhou Intelligent Manufacturing Service Industrial Park, Wangsheng Road, Huangqiao Street, Xiangcheng District, Suzhou City, Jiangsu Province, registered with the Data Bureau of Xiangcheng District, Suzhou City. The legal representative is Lu Shijie, and the business scope includes general projects such as technical services, technical development, technical consulting, technical exchanges, technology transfer, and technology promotion; Sales of specialized equipment for environmental protection; Sales of specialized chemical products (excluding hazardous chemicals); Sales of metal products; Sales of mechanical equipment; Research and development of resource recycling technology (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: Copper Passivator, Passivation Of Austenitic Stainless Steel, Stainless Steel Passivation Solution

Top 3
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Shengdeyi Technology (Dongguan) Co., Ltd
Overall Score4.7 / 5
Est. Date2013-03-21
Registered Capital1000K CNY

Shengdeyi Technology (Dongguan) Co., Ltd., with its registered address at Room 102, Building 5, No. 26 Fuxing Road, Chang'an Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Peng Zhenxiong, and its business scope includes general projects such as research and development of new material technology; Manufacturing of specialized chemical products (excluding hazardous chemicals); Sales of specialized chemical products (excluding hazardous chemicals); Production of chemical products (excluding licensed chemical products); Sales of chemical products (excluding licensed chemical products); Metal surface treatment and heat treatment processing; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Domestic trade agency; 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: Copper Passivator, Aluminum Natural Color Passivator, Metal Protectant

TOP4
Qingdao Jiedejia New Material Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2015-12-09
Registered Capital500K CNY

Qingdao Jiedejia New Material Technology Co., Ltd., registered at Room 907, Building 4, No. 37 Shuyuan Road, Licang District, Qingdao City, Shandong Province, is registered with the Market Supervision Administration of Licang District, Qingdao City. The legal representative is Wang Yuefen, and the business scope includes wholesale of chemical products (excluding dangerous goods and Class I precursor chemicals), water-based coatings (excluding dangerous goods), rubber products, agricultural and sideline products (excluding grain and oil), daily necessities, clothing, shoes and hats, labor protection supplies, flowers, office supplies, building materials, hardware and electrical equipment, electronic products and accessories, steel, wood, aluminum profiles, packaging materials, plumbing equipment, metal materials (excluding rare and precious metals), wires and cables, instruments. Instruments, cleaning supplies, mechanical equipment, decorative materials; Import and export of goods (excluding import of publications), import and export of technology; Technology research and development, technology transfer, technology consulting, and technology services (for projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Copper Passivator, Uv Absorber, Antioxidant

TOP5
Yixing Yunfeng Chemical Co., Ltd
Overall Score4.6 / 5
Est. Date1991-07-27
Registered Capital560K CNY

Yixing Yunfeng Chemical Co., Ltd., with its registered address at 109-1 Yong'an West Road, Yixing Economic and Technological Development Zone, is registered with the Yixing Administrative Approval Bureau and represented by Leng Guoqin. Its business scope includes the sale of chemical products and raw materials (excluding hazardous chemicals); Processing and manufacturing of metal products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Copper Passivator, ,

TOP6
Guangzhou Yishun Chemical Co., Ltd
Overall Score4.5 / 5
Est. Date2010-03-08
Registered Capital1200K CNY

Guangzhou Yishun Chemical Co., Ltd., registered at Room 901, Building A, No. 99 Fenghuang Fourth Road, Huangpu District, Guangzhou (location: Room 904), registered with the Market Supervision Administration of Huangpu District, Guangzhou, with Li Xiang as the legal representative. Its business scope includes engineering and technical research and experimental development; Wholesale of chemical products (excluding hazardous chemicals); Retail of chemical products (excluding hazardous chemicals); Chemical engineering research services; Import and export of goods (excluding exclusive and controlled goods); Technology import and export;. Core products: Copper Passivator, , Daily Cleaning Agent Series

TOP7
Guangdong Kaimeng Passivation and Rust Prevention Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2008-05-30
Registered Capital30000K CNY

Guangdong Kaimeng Passivation and Rust Prevention Technology Co., Ltd., with its registered address at Room 103, Unit 1, Building 44, No. 4 Keji 10th Road, Songshan Lake Park, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Liu Zican, and the business scope includes general projects such as research and development of new material technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of specialized chemical products (excluding hazardous chemicals); Sales of specialized chemical products (excluding hazardous chemicals); Sales of mechanical and electrical equipment; 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: Copper Passivator, Stainless Steel Electrolytic Polishing, Other Cleaning Products

TOP8
Shaanxi Chenyu Jiaye New Material Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2021-08-05
Registered Capital1000K CNY

Shaanxi Chenyu Jiaye New Material Technology Co., Ltd., with its registered address at Room 2001, Unit 2, Building 12, Jinke World City, Fengxi New City, Xixian New Area, Shaanxi Province, is registered with the Fengxi New City Branch of the Market Supervision Administration of Xixian New Area, Shaanxi Province. The legal representative is Xie Fang, and the business scope includes general projects such as research and development of new material technology; Metal surface treatment and heat treatment processing; Sales of specialized chemical products (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Production of chemical products (excluding licensed chemical products); Research and development of biochemical product technology; Sales of anti-corrosion materials; Sales of synthetic materials; Sales of metal cutting and welding equipment; Disinfectant sales (excluding hazardous chemicals); Sales of surface functional materials; Sales of mechanical equipment; Sales of mechanical and electrical equipment; Sales of metal products; Sales of painting equipment; Retail of hardware products; Sales of plastic products; Sales of building decoration materials; Sales of daily chemical products; Sales of specialized equipment for refining and chemical production (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law).. Core products: Copper Passivator, , Stainless Steel Passivation Solution

TOP9
Dongguan Hongkun Cleaning Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2018-08-22
Registered Capital1000K CNY

Dongguan Hongkun Cleaning Technology Co., Ltd., registered at 108 Chaoyang 6th Street, Changping Town, Dongguan City (cluster registration), with the registration authority of Dongguan Market Supervision Administration and the legal representative of Xue Shikun. Its business scope includes research and development, sales of industrial cleaning materials and surface treatment materials, industrial lubricants, plastic cleaning agents, environmental solution cleaning agents, metal processing fluids, metal rust prevention materials, cleaning equipment and consumables. (The above does not include hazardous chemicals) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Copper Passivator, Titanium Alloy Film Passivator,

TOP10
Dongguan Hill Metal Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2007-11-02
Registered Capital10000K CNY

Dongguan Hill Metal Materials Co., Ltd., with its registered address at Room 101, Building 6, No. 28 Xianhuang Road, Wanjiang Street, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Shi Timely, and its business scope includes general projects such as the manufacturing of specialized chemical products (excluding hazardous chemicals); Sales of specialized chemical products (excluding hazardous chemicals); Sales of surface functional materials; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Manufacturing of daily chemical products; Sales of daily chemical products; Enterprise management consulting; Sales of chemical products (excluding licensed chemical products); Manufacturing of new building materials (excluding hazardous chemicals); Research and development of electronic specialized materials; Manufacturing of electronic specialized materials; Sales of electronic specialized materials; Sales of non-metallic minerals and products; Manufacturing of metal processing machinery; Promotion services for new material technology; 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: Copper Passivator, , Ultrasonic Cleaning Agent

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Dongguan Liyou Surface Treatment Technology Co., Ltd2013-10-25Copper Passivator, Copper Antique Agent, Copper Antioxidant2000K CNYNot Supported
Suzhou Jiuchen Environmental Protection Technology Co., Ltd2020-03-24Copper Passivator, Passivation Of Austenitic Stainless Steel, Stainless Steel Passivation Solution2000K CNYNot Supported
Shengdeyi Technology (Dongguan) Co., Ltd2013-03-21Copper Passivator, Aluminum Natural Color Passivator, Metal Protectant1000K CNYNot Supported
Qingdao Jiedejia New Material Technology Co., Ltd2015-12-09Copper Passivator, Uv Absorber, Antioxidant500K CNYNot Supported
Yixing Yunfeng Chemical Co., Ltd1991-07-27Copper Passivator, , 560K CNYNot Supported
Guangzhou Yishun Chemical Co., Ltd2010-03-08Copper Passivator, , Daily Cleaning Agent Series1200K CNYNot Supported
Guangdong Kaimeng Passivation and Rust Prevention Technology Co., Ltd2008-05-30Copper Passivator, Stainless Steel Electrolytic Polishing, Other Cleaning Products30000K CNYNot Supported
Shaanxi Chenyu Jiaye New Material Technology Co., Ltd2021-08-05Copper Passivator, , Stainless Steel Passivation Solution1000K CNYNot Supported
Dongguan Hongkun Cleaning Technology Co., Ltd2018-08-22Copper Passivator, Titanium Alloy Film Passivator, 1000K CNYNot Supported
Dongguan Hill Metal Materials Co., Ltd2007-11-02Copper Passivator, , Ultrasonic Cleaning Agent10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of copper passivators, it is recommended to prioritize confirming key technical parameters such as the pH range, passivation film thickness, and salt spray resistance time of the product to ensure compliance with copper anti-corrosion process requirements.
  • In different application scenarios such as electronic components and hardware accessories, the concentration and environmental performance of copper passivators need to be adjusted according to the specific processing environment to avoid affecting subsequent electroplating or welding processes.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information to balance technical adaptability and supply chain stability.
  • In actual procurement, attention should be paid to the compatibility between copper passivation agents and existing production equipment, such as whether they are suitable for spraying or soaking processes, to avoid substandard passivation effects due to differences in operating methods.

Knowledge Base

Q

This article will delve into the widespread application and importance of copper film passivators in multiple fields. By analyzing its principle and mechanism in detail, the key value of how this product can help improve material performance and extend service life has been revealed. I. Introduction With the continuous advancement of technology, various metal products are playing an increasingly important role in our daily lives

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