Updated Aug 28, 2026 · Public platform & industry data

Aug 28, 2026 Updated

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2026 Top 10 Pei Manufacturers in China

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

The top 10 Pei manufacturers in China for 2026 are: Chengdu Anhuda Plastic Products Co., Ltd, Shenzhen Hongyi Electronics Co., Ltd, Dongguan Julong Plastic Raw Materials Co., Ltd, Shanghai Bangxi Trading Co., Ltd, Dongguan Yingxiang Plastic Raw Materials Co., Ltd, Shanghai Ouqinghong Chemical Co., Ltd, Dongguan Kaiyuan Plastic Raw Materials Co., Ltd, Dongguan Tianzhihong Plasticization Co., Ltd, Shanghai Huiping Chemical Co., Ltd, Shanghai Huiping New Energy 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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Chengdu Anhuda Plastic Products Co., Ltd

No. 4, Hall 7, Wanguan Electromechanical Market, No. 555 Jinfu Road, Jinniu District, Chengdu City

Overall Score4.9 / 5
Est. Date2019-03-30
Registered Capital1000K CNY

Chengdu Anhouda Plastic Products Co., Ltd., located at No. 555 Jinfu Road, Jinniu District, Chengdu City, China, was established on March 30, 2019. The registered authority is Jinniu District Market Supervision and Administration Bureau, and the legal representative is Ye Ruchao. Core products: Pei

Top 2
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Shenzhen Hongyi Electronics Co., Ltd
Overall Score4.8 / 5
Est. Date2013-09-13
Registered Capital5000K CNY

Shenzhen Hongyi Electronics Co., Ltd., with its registered address at Room 1108, Block A, Huafeng Headquarters Economic Building, No. 288 Xixiang Avenue, Labor Community, Xixiang Street, Bao'an District, Shenzhen, is registered with the Shenzhen Municipal Administration for Market Regulation. The legal representative is Zhang Yanyu, and its business scope includes the manufacturing of electronic measuring instruments; Manufacturing of computer software, hardware, and peripheral devices; Manufacturing of optoelectronic devices; Manufacturing of experimental analytical instruments; Manufacturing of electronic specialized equipment; Manufacturing of mechanical and electrical equipment; Manufacturing of terminal measuring equipment; Manufacturing of terminal testing equipment; Manufacturing of network equipment; Electronic product sales; Sales of electronic measuring instruments; Sales of artificial intelligence hardware; Wholesale of computer software, hardware, and auxiliary equipment; Sales of optoelectronic devices; Sales of experimental analytical instruments; Sales of electronic specialized equipment; Sales of electrical equipment; Sales of terminal measuring equipment; Sales of terminal testing equipment; Sales of network equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Internet sales (except for the sale of goods that need to be licensed); 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) ^ None. Core products: Pei, Dfn Test Stand Series, Emmc/Emcp Chip Testing Series

Top 3
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Dongguan Julong Plastic Raw Materials Co., Ltd
Overall Score4.8 / 5
Est. Date2021-03-26
Registered Capital2000K CNY

Dongguan Julong Plastic Raw Materials Co., Ltd., with its registered address at Room 504, Building 5, No. 97 Xianwei Road, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Lei Hongbo, and its business scope includes general projects such as sales of plastic products; Sales of rubber products; Sales of engineering plastics and synthetic resins; Sales of high-performance fibers and composite materials; Sales of synthetic materials; Sales of glass fiber reinforced plastic products. (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: Pei, , Ppo

TOP4
Shanghai Bangxi Trading Co., Ltd
Overall Score4.7 / 5
Est. Date2013-09-18
Registered Capital1000K CNY

Shanghai Bangxi Trading Co., Ltd., with its registered address at Room 908, No. 28 Moyu Road, Anting Town, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Bureau. The legal representative is Dai Shulong, and its business scope includes the sales of chemical raw materials and products (excluding hazardous chemicals, monitored chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), rubber and plastic products, mechanical equipment, metal products, hardware tools, electronic products, and ceramic products. It 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: Pei, Sebs Plastic Raw Materials, Pmma Plastic Raw Material

TOP5
Dongguan Yingxiang Plastic Raw Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2020-06-03
Registered Capital1000K CNY

Dongguan Yingxiang Plastic Raw Materials Co., Ltd. is registered at Room 108, Building 14, No. 92 Huacui Road, Zhangmutou Town, Dongguan City, Guangdong Province. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Guo Honglin. The business scope includes the sale of plastic raw materials, plastic products, metal products, and electronic products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Pei, Pps, Tpe

TOP6
Shanghai Ouqinghong Chemical Co., Ltd
Overall Score4.6 / 5
Est. Date2023-11-08
Registered Capital10000K CNY

Shanghai Ouqinghong Chemical Co., Ltd., registered at 5th Floor, Building 11, No. 6055 Jinhai Road, Fengxian District, Shanghai, with the registration authority of Fengxian District Market Supervision Administration and the legal representative being Mo Dandan. Its business scope includes general projects: sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Research and development of new material technology; Sales of plastic products; Sales of synthetic materials; Sales of biobased materials; Sales of engineering plastics and synthetic resins; Sales of 3D printing basic materials; Sales of metal materials; Sales of metal products; Sales of building decoration materials; Retail of hardware products; Wholesale of hardware products; Sales of high-quality synthetic rubber; Paint sales (excluding hazardous chemicals). (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: Pei, Hdpe, Lg Chem

TOP7
Dongguan Kaiyuan Plastic Raw Materials Co., Ltd
Overall Score4.6 / 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: Pei, Pc/Abs Alloy Material, Pa66 Nylon Material

TOP8
Dongguan Tianzhihong Plasticization Co., Ltd
Overall Score4.6 / 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: Pei, Polyphenylene Sulfide - Pps, Polyamide 12-Pa12

TOP9
Shanghai Huiping Chemical Co., Ltd
Overall Score4.5 / 5
Est. Date2006-10-25
Registered Capital41000K CNY

Shanghai Huiping Chemical Co., Ltd., with its registered address at Room 2020-10, Building 11, No. 518 Shenzhuan Road, Songjiang High tech Park, Caohejing Development Zone, Shanghai, is registered with the Songjiang District Market Supervision Administration. The legal representative is Gong Zhanping, and the business scope includes general projects: sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Sales of daily chemical products; Sales of plastic products; Sales of rubber products; Sales of building decoration materials; Sales of lubricating oil; Battery sales; Sales of electronic measuring instruments; Sales of experimental analytical instruments; Sales of battery spare parts; Sales of mechanical parts and components; Sales of mechanical equipment; Sales of engineering plastics and synthetic resins; Sales of non-ferrous metal alloys; Sales of high-performance non-ferrous metals and alloy materials; Sales of biobased materials; Sales of synthetic materials; Sales of electronic specialized materials; Sales of non-metallic minerals and products; Sales of surface functional materials; Sales of coatings (excluding hazardous chemicals); Sales of 3D printing basic materials; Battery manufacturing; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Research and development of new material technology; Promotion services for new material technology; Sales of food additives; Food sales (only selling pre packaged food). (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: hazardous chemical operation. (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: Pei, Arkema, Huiping Scm

TOP10
Shanghai Huiping New Energy Co., Ltd
Overall Score4.4 / 5
Est. Date2016-05-20
Registered Capital10000K CNY

Shanghai Huiping New Energy Co., Ltd., with its registered address at Room 8A, Building 11, No. 518 Shenzhuan Road, Songjiang High tech Park, Caohejing Development Zone, Shanghai, is registered with the Songjiang District Market Supervision and Administration Bureau. The legal representative is Chen Xiangning. The company's business scope includes technology development, technology transfer, technology consulting, and technical services in the fields of new energy and environmental protection technology, sales of chemical raw materials and products (excluding hazardous chemicals, monitoring chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), rubber products, building decoration materials (excluding hazardous materials), electronic equipment, electronic components, instruments and their accessories, new energy equipment, and 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: Pei, Arkema, Shell Shell

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Chengdu Anhuda Plastic Products Co., Ltd2019-03-30Pei1000K CNYNot Supported
Shenzhen Hongyi Electronics Co., Ltd2013-09-13Pei, Dfn Test Stand Series, Emmc/Emcp Chip Testing Series5000K CNYSupported
Dongguan Julong Plastic Raw Materials Co., Ltd2021-03-26Pei, , Ppo2000K CNYNot Supported
Shanghai Bangxi Trading Co., Ltd2013-09-18Pei, Sebs Plastic Raw Materials, Pmma Plastic Raw Material1000K CNYNot Supported
Dongguan Yingxiang Plastic Raw Materials Co., Ltd2020-06-03Pei, Pps, Tpe1000K CNYNot Supported
Shanghai Ouqinghong Chemical Co., Ltd2023-11-08Pei, Hdpe, Lg Chem10000K CNYNot Supported
Dongguan Kaiyuan Plastic Raw Materials Co., Ltd2021-03-29Pei, Pc/Abs Alloy Material, Pa66 Nylon Material1000K CNYNot Supported
Dongguan Tianzhihong Plasticization Co., Ltd2017-12-12Pei, Polyphenylene Sulfide - Pps, Polyamide 12-Pa121880K CNYNot Supported
Shanghai Huiping Chemical Co., Ltd2006-10-25Pei, Arkema, Huiping Scm41000K CNYNot Supported
Shanghai Huiping New Energy Co., Ltd2016-05-20Pei, Arkema, Shell Shell10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of PEI, it is recommended to first clarify key technical parameters such as thermal deformation temperature and dielectric strength of the material, which directly affect its applicability in electronic insulation or aerospace fields.
  • When applying PEI in scenarios such as medical devices or automotive components, it is necessary to evaluate the supplier's product compatibility and industry performance to ensure that the material meets the mechanical strength and chemical resistance requirements under specific working conditions.
  • When selecting suppliers, priority should be given to business qualifications and enterprise activity, especially focusing on manufacturers with industry data support, which can usually provide more stable material batches and process consistency.
  • The performance of PEI varies greatly in high-temperature environments. When purchasing, it is recommended to combine the supplier's industry platform statistical information to compare the long-term thermal stability data of different grades in order to optimize the selection.

Knowledge Base

Q

PEI, Polyetherimide, also known as polyetherimide, is a high-performance amorphous thermoplastic engineering plastic widely used in fields such as electronics, aerospace, medical equipment, and automotive industry due to its excellent mechanical properties, high temperature resistance, flame retardancy, and good electrical insulation properties. In practical applications, how to scientifically and reasonably select PEI materials requires comprehensive consideration of multiple key factors. first

Q

PLGA-g-PEI is a composite material made by connecting polyethyleneimine (PEI) to PLGA, mainly used for gene delivery. PEI is a commonly used gene carrier that can carry negatively charged nucleic acid molecules into target cells through electrostatic interactions. The addition of PLGA provides good biodegradability.

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