Updated Aug 29, 2026 · Public platform & industry data

Aug 29, 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 Zhangmutou Yutao Plastic Raw Material Business Department, Dongguan Xinshengli Plastic New Material Technology Co., Ltd, Shanghai Ouqinghong Chemical Co., Ltd, Dongguan Julong Plastic Raw Materials Co., Ltd, Shanghai Huiping New Energy Co., Ltd, Shaanxi Xingbei Aike Biotechnology Co., Ltd, Dongguan Tianzhihong Plasticization Co., Ltd, Dongguan Price Plastic Raw Materials Co., Ltd, Dongguan Kaiyuan Plastic Raw Materials Co., Ltd, Dongguan Zhengtao Plastic 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
Region FilterRegion
Top 1
background image
Dongguan Zhangmutou Yutao Plastic Raw Material Business Department
Overall Score4.9 / 5
Est. Date2010-07-13
Registered Capital-

Dongguan Zhangmutou Yutao Plastic Raw Material Business Department, registered address at Shop C, No. 5 Xincheng Street, Baiguodong Village, Zhangmutou Town, Dongguan City, registered with the Dongguan Market Supervision Administration, with Yang Haiguo as the legal representative. Its business scope includes the sale of plastic raw materials (excluding hazardous chemicals).. Core products: Pei, Ppa, Pom

Top 2
background image
Dongguan Xinshengli Plastic New Material Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2021-11-24
Registered Capital1000K CNY

Dongguan Xinshengli Plastic New Material Technology Co., Ltd., with its registered address at Room 302, No. 2, Lane 4, Baiguodong South District, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Wu Fanglin, and its business scope includes general projects such as research and development of new material technology; Sales of synthetic materials; Sales of engineering plastics and synthetic resins; Sales of surface functional materials; Sales of new organic active materials; Sales of plastic products; Sales of rubber 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: Pei, Pa6, Polyether Epoxy Resin Pes

Top 3
background image
Shanghai Ouqinghong Chemical Co., Ltd
Overall Score4.8 / 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

TOP4
Dongguan Julong Plastic Raw Materials Co., Ltd
Overall Score4.7 / 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

TOP5
Shanghai Huiping New Energy Co., Ltd
Overall Score4.7 / 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

TOP6
Shaanxi Xingbei Aike Biotechnology Co., Ltd
Overall Score4.6 / 5
Est. Date2022-08-30
Registered Capital1000K CNY

Shaanxi Xingbei Aike Biotechnology Co., Ltd., with its registered address at Room 1806, Block B, Bailong Plaza, No. 129 Xiaozhai East Road, Yanta District, Xi'an City, Shaanxi Province, is registered with the Market Supervision and Administration Bureau of Yanta District, Xi'an City. The legal representative is Qi Naili, and the business scope includes general projects such as research and development of bio based material technology; Research and development of bio based material polymerization technology; Biomass energy technology services; Research and development of biochemical product technology; Sales of biobased materials; Medical research and experimental development; Sales of chemical products (excluding licensed chemical products); Sales of instruments and meters; Sales of packaging materials and products; Sales of office equipment and consumables. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Inspection and testing services. (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 results.). Core products: Pei, Sugar Chemistry, Click On Chemical Dbco

TOP7
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

TOP8
Dongguan Price Plastic Raw Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2020-12-10
Registered Capital500K CNY

Dongguan Price Plastic Raw Materials Co., Ltd., registered at Room 1110, No. 417 Changma Road, Changping Town, Dongguan City, Guangdong Province, with the Dongguan Market Supervision Administration as the registration authority and Wenli as the legal representative, engages in wholesale, retail, and online sales of plastic raw materials, plastic pellets, polymer materials, plastic accessories, rubber raw materials, plastic additives, colorants, plastic products, monofilaments, plastic molds, mechanical equipment, and profiles; 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, 3D Printing Filament, Pa6t Plastic

TOP9
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: Pei, Pc/Abs Alloy Material, Pa66 Nylon Material

TOP10
Dongguan Zhengtao Plastic Co., Ltd
Overall Score4.4 / 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, Psu, Pa12

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Dongguan Zhangmutou Yutao Plastic Raw Material Business Department2010-07-13Pei, Ppa, Pom-Not Supported
Dongguan Xinshengli Plastic New Material Technology Co., Ltd2021-11-24Pei, Pa6, Polyether Epoxy Resin Pes1000K CNYNot Supported
Shanghai Ouqinghong Chemical Co., Ltd2023-11-08Pei, Hdpe, Lg Chem10000K CNYNot Supported
Dongguan Julong Plastic Raw Materials Co., Ltd2021-03-26Pei, , Ppo2000K CNYNot Supported
Shanghai Huiping New Energy Co., Ltd2016-05-20Pei, Arkema, Shell Shell10000K CNYNot Supported
Shaanxi Xingbei Aike Biotechnology Co., Ltd2022-08-30Pei, Sugar Chemistry, Click On Chemical Dbco1000K CNYNot Supported
Dongguan Tianzhihong Plasticization Co., Ltd2017-12-12Pei, Polyphenylene Sulfide - Pps, Polyamide 12-Pa121880K CNYNot Supported
Dongguan Price Plastic Raw Materials Co., Ltd2020-12-10Pei, 3D Printing Filament, Pa6t Plastic500K CNYSupported
Dongguan Kaiyuan Plastic Raw Materials Co., Ltd2021-03-29Pei, Pc/Abs Alloy Material, Pa66 Nylon Material1000K CNYNot Supported
Dongguan Zhengtao Plastic Co., Ltd2017-12-14Pei, Psu, Pa121000K 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

In industrial manufacturing and material applications, PEI (polyetherimide), as a high-performance engineering plastic, is widely used in various fields such as electronics, automotive, medical, etc. due to its excellent high temperature resistance, chemical corrosion resistance, and mechanical strength. For how to choose the appropriate PEI material, it is necessary to consider multiple dimensions comprehensively. Firstly, it is necessary to clarify the impact of usage scenarios on material properties

Q

PEI plastics can be classified into carbon fiber reinforcement, low viscosity, electrostatic discharge protection, thermal stability, low density, and thermal conductivity in industrial applications. The raw material specifications for radiation resistant PEI include: PEI, RochlingUSTAPEIMG from the United States, high rigidity, low smoke, radiation resistance, radiation shielding layer, medical/nursing supplies, and medical devices

Q

MPEG PCL PEI is a multifunctional copolymer composed of methylated polyethylene glycol, polycaprolactone, and polyethyleneimine. PEI is a positively charged polymer widely used for gene transfection and drug delivery. This material can form a stable gene vector in vivo and avoid rapid clearance through the protective effect of mPEG.

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