Updated Sep 9, 2026 · Public platform & industry data

Sep 9, 2026 Updated

English
title decor left

2026 Top 10 Pei Manufacturers in China

title decor right

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: Dongguan Zhengtao Plastic Co., Ltd, Shanghai Shengyi Yuan Plasticization Co., Ltd, Dongguan Haoquan Plastic Raw Materials Co., Ltd, Dongguan Juheng Plastic Raw Materials Co., Ltd, Huizhou Yishengyuan Trading Co., Ltd, Shanghai Lexuan Plastic Co., Ltd, Dongguan Liheng Plastic Raw Materials Co., Ltd, Dongguan Yuhong Plastic Co., Ltd, Shanghai Hongfuyuan Plasticization Co., Ltd, Suzhou Haicai Plasticization Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

Collapse
Top 1
background image
Dongguan Zhengtao Plastic Co., Ltd
Overall Score4.9 / 5
Est. Date2017-12-14
Registered Capital1000K CNY

Dongguan Zhengtao Plastic Co., Ltd. is registered at 1st Floor, Building 18, Dongshu 3rd Road, Taicheng Plastic Market, Renziyuan Village, Xiegang Town, Dongguan City. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Mo Xinyong. The business scope includes the sale of plastic raw materials, plastic products, plastic additives, plastic colorants, electronic products, and other chemical products (excluding hazardous chemicals).. Core products: Pei, Abs, Color Masterbatch/Color Powder

Top 2
background image
Shanghai Shengyi Yuan Plasticization Co., Ltd
Overall Score4.8 / 5
Est. Date2022-06-15
Registered Capital5000K CNY

Shanghai Shengyi Yuan Plasticization Co., Ltd., with its registered address at 2nd Floor, No. 10, Lane 255, Xiaotang Road, Fengxian District, Shanghai, registered with the Market Supervision Administration of Fengxian District, and represented by Zhang Yuwang as the legal representative. Its business scope includes general projects such as sales of plastic products; Sales of rubber products; Sales of new organic active materials; Sales of engineering plastics and synthetic resins; Sales of high-quality synthetic rubber; Sales of chemical products (excluding licensed chemical products); Sales of synthetic 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: Pei, Korean Lxmma,

Top 3
background image
Dongguan Haoquan Plastic Raw Materials Co., Ltd
Overall Score4.8 / 5
Est. Date2020-09-23
Registered Capital1000K CNY

Dongguan Haoquan Plastic Raw Materials Co., Ltd., with its registered address at Room 145, Unit 2, No. 30 Zhangmutou Section, Guanzhang Road, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision and Administration Bureau. The legal representative is Hu Gaiqin, and its business scope includes the sale of plastic raw materials (excluding hazardous chemicals), plastic auxiliary materials, plastic products, plastic molds and accessories, nanomaterials, rubber raw materials, rubber products, silicone products, hardware products and accessories, electronic products, adhesives and products; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Pei, , Electronic And Electrical Casing

TOP4
Dongguan Juheng Plastic Raw Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2016-04-20
Registered Capital1000K CNY

Dongguan Juheng Plastic Raw Materials Co., Ltd., with its registered address at Room 101, Building 73, No.1 Plastic Road, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Zeng Dexin, and its business scope includes general projects such as sales of synthetic materials; Sales of engineering plastics and synthetic resins; Sales of plastic products; Sales of rubber products; Sales of new catalytic materials and additives; Sales of high-quality synthetic rubber; Sales of chemical products (excluding licensed chemical products); Sales of petroleum products (excluding hazardous chemicals); Sales of lubricating oil; Wholesale of finished oil products (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, Tpr, Coc

TOP5
Huizhou Yishengyuan Trading Co., Ltd
Overall Score4.7 / 5
Est. Date2024-03-27
Registered Capital100K CNY

Huizhou Yishengyuan Trading Co., Ltd., registered at Room 03, 6th Floor, Building 12, Hailunyuan Zhuhua Yuan, No. 105 Dieqi Road, Lilin Town, Zhongkai High tech Zone, Huizhou (for office only), registered with the Market Supervision and Administration Bureau of Zhongkai High tech Industrial Development Zone, Huizhou, with Kang Zhiling as the legal representative. Its business scope includes general projects: sales of engineering plastics and synthetic resins; Sales of plastic products; Sales of synthetic materials; Sales of metal products; Retail of hardware products; Wholesale of computer software, hardware, and auxiliary equipment; Sales of power electronic components; Sales of electronic specialized materials; Sales of biobased materials; Sales of biomass pellet fuels; Sales of equipment for biomass liquid fuel production; Sales of 3D printing basic materials; Domestic trade agency; Import and export of goods. (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, Tpu, Ppa

TOP6
Shanghai Lexuan Plastic Co., Ltd
Overall Score4.6 / 5
Est. Date2020-09-02
Registered Capital5000K CNY

Shanghai Lexuan Plastic Co., Ltd., with its registered address at 1-2F, No. 7, Lane 1088, Mingcheng Road, Fengxian District, Shanghai, registered with the Market Supervision Administration of Fengxian District, and represented by Wang Jiaxiang as its legal representative. Its business scope includes general projects such as sales of plastic products; Sales of ecological environment materials; Sales of rubber products; Sales of engineering plastics and synthetic resins; Sales of chemical products (excluding licensed chemical products); Sales of Class I medical devices; Needle textile sales; Sales of daily masks (non-medical); Sales of industrial textile products; Import and export of goods; Technology import and export (except for projects that require approval according to law, business activities are carried out independently based on the business license in accordance with the law).. Core products: Pei, Taiwan Chemical Fiber, Shaber Foundation

TOP7
Dongguan Liheng Plastic Raw Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2016-11-01
Registered Capital1000K CNY

Dongguan Liheng Plastic Raw Materials Co., Ltd. is registered at No. 12-15, Zone A, 7th Floor, Huihuang Business Building, No. 81 Dongcheng Middle Road South, Zhushan Community, Dongcheng Street, Dongguan City (cluster registration). The registration authority is Dongguan Market Supervision Administration, and the legal representative is Huang Zhiqiang. The business scope includes the sale of plastic raw materials, plastic products, and hardware products.. Core products: Pei, Pfa, Pp

TOP8
Dongguan Yuhong Plastic Co., Ltd
Overall Score4.6 / 5
Est. Date2019-04-16
Registered Capital800K CNY

Dongguan Yuhong Plastic Co., Ltd. is registered at Room 305, Building 34, No.1 Plastic Road, Zhangmutou Town, Dongguan City, Guangdong Province. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Ren Mufeng. Its business scope includes the sale of plastic raw materials and engineering plastics. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Pei, S3010mrun, Ppa

TOP9
Shanghai Hongfuyuan Plasticization Co., Ltd
Overall Score4.5 / 5
Est. Date2021-12-29
Registered Capital1000K CNY

Shanghai Hongfuyuan Plasticization Co., Ltd., with its registered address at 12th Floor, Building 2, No. 1919 Baziqiao Road, Nanqiao Town, Fengxian District, Shanghai, is registered with the Market Supervision Administration of Fengxian District and represented by Zhang Lei as its legal representative. Its business scope includes licensed projects such as import and export of goods; Technology import and export (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses from relevant departments) General project: sales of plastic products; Sales of rubber products; Sales of chemical products (excluding licensed chemical products); Sales of leather products; Sales of daily necessities; Sales of engineering plastics and synthetic resins; Internet sales (except for the sale of goods that need to be licensed); Wholesale of hardware products; Retail of hardware products (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: Pei, Low Viscosity Polyolefin, Leds

TOP10
Suzhou Haicai Plasticization Co., Ltd
Overall Score4.4 / 5
Est. Date2017-06-27
Registered Capital1000K CNY

Suzhou Haicai Plasticization Co., Ltd. is registered at Room 06, Building 6-4, No. 2 Xingang Middle Road, Fuqiao Town, Taicang City. The registration authority is Taicang Administrative Approval Bureau, and the legal representative is Deng Jiuyuan. Its business scope includes the distribution of engineering plastic products, plastic products and raw materials, chemical products and raw materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Pei, Pom, Ldpe

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Dongguan Zhengtao Plastic Co., Ltd2017-12-14Pei, Abs, Color Masterbatch/Color Powder1000K CNYNot Supported
Shanghai Shengyi Yuan Plasticization Co., Ltd2022-06-15Pei, Korean Lxmma, 5000K CNYNot Supported
Dongguan Haoquan Plastic Raw Materials Co., Ltd2020-09-23Pei, , Electronic And Electrical Casing1000K CNYNot Supported
Dongguan Juheng Plastic Raw Materials Co., Ltd2016-04-20Pei, Tpr, Coc1000K CNYNot Supported
Huizhou Yishengyuan Trading Co., Ltd2024-03-27Pei, Tpu, Ppa100K CNYNot Supported
Shanghai Lexuan Plastic Co., Ltd2020-09-02Pei, Taiwan Chemical Fiber, Shaber Foundation5000K CNYNot Supported
Dongguan Liheng Plastic Raw Materials Co., Ltd2016-11-01Pei, Pfa, Pp1000K CNYNot Supported
Dongguan Yuhong Plastic Co., Ltd2019-04-16Pei, S3010mrun, Ppa800K CNYNot Supported
Shanghai Hongfuyuan Plasticization Co., Ltd2021-12-29Pei, Low Viscosity Polyolefin, Leds1000K CNYNot Supported
Suzhou Haicai Plasticization Co., Ltd2017-06-27Pei, Pom, Ldpe1000K 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 prioritize confirming key parameters such as purity level, particle size distribution, and thermal stability, which directly affect the applicability of materials in the fields of electronic packaging or medical devices.
  • In industrial coating applications, the high temperature resistance and dielectric strength of PEI are the core considerations. Materials of different thicknesses need to match the insulation requirements of specific equipment, and suppliers can be requested to provide measured data reports during procurement.
  • When selecting a supplier for PEI, it is recommended to comprehensively evaluate product compatibility, business qualifications, enterprise activity, industry performance, and platform statistics, and prioritize manufacturers with stable supply records in the field of polymer materials.
  • For high-frequency procurement scenarios in the aerospace industry, it is necessary to pay attention to whether the PEI supplier has the mass production capability of radiation resistant modified products, and to verify their material batch consistency performance by referring to industry data.

Knowledge Base

Q

This article analyzes the differences in thermoplastic and thermosetting properties of PEI (polyetherimide) materials, comparing processing methods, application scenarios, and performance characteristics to help readers choose the appropriate type according to their needs.

Q

PEI plastic has various industrial applications, including static conductivity, heat resistance, acid resistance, flame retardancy, UV resistance, low flowability, low friction coefficient, good rigidity, high impact resistance, and enhanced properties. The raw material specifications for PTFE lubricating PEI include: PEI US RTP2105 TFE1530% fiberglass reinforcement, PTFE lubricating

Q

PEI, The full name is Polyetherimide, abbreviated as PEI, which is an amorphous thermoplastic special engineering plastic. Its molecular structure contains imide and polyether groups, which endow PEI with excellent heat resistance, chemical resistance, and electrical properties.

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