Updated Aug 16, 2026 · Public platform & industry data

Aug 16, 2026 Updated

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2026 Top 10 Polyamide Imide Manufacturers in China

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

The top 10 Polyamide Imide manufacturers in China for 2026 are: Shanghai Ouqinghong Chemical Co., Ltd, Dongguan Qiaoguan Engineering Plastic Co., Ltd, Ningbo Rongsu New Materials Co., Ltd, Shanghai Hongjin Plastic Technology Co., Ltd, Dongguan Xiuzhisheng Plastic Co., Ltd, Dongguan Dongli Plastic Raw Materials Co., Ltd, Shanghai Huifei Chemical Co., Ltd, Dongguan Caihua Plastic Technology Co., Ltd, Dongguan Zhangmutou Ruiwang Plastic Raw Material Business Department (Individual Industrial and Commercial Household), Dongguan Shengli New 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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Shanghai Ouqinghong Chemical Co., Ltd
Overall Score4.9 / 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: Polyamide Imide, Hdpe, Lg Chem

Top 2
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Dongguan Qiaoguan Engineering Plastic Co., Ltd
Overall Score4.7 / 5
Est. Date2017-03-23
Registered Capital500K CNY

Dongguan Qiaoguan Engineering Plastics Co., Ltd., with its registered address at Room 107, No.1 Dongshu Middle Road, Xiegang Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Chen Chongmin, and its business scope includes the sale of engineering plastics, plastic raw materials, plastic additives, plastic products, plastic molds, chemical raw materials (excluding hazardous chemicals), other chemical products (excluding hazardous chemicals), rubber raw materials, high-temperature resistant plastics, modified plastics, rubber products, silicone products, color masterbatch, hardware and electrical equipment, and building materials; Import and export 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: Polyamide Imide, Peek Polyetheretherketone, Carbon Fiber Reinforced Nylon

Top 3
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Ningbo Rongsu New Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2022-04-19
Registered Capital1000K CNY

Ningbo Rongsu New Materials Co., Ltd., with its registered address at No. 522 Xinjian North Road, Fengshan Street, Yuyao City, Zhejiang Province (self declared), registered with the Yuyao Market Supervision Administration Bureau, and represented by Yi Guiji as its legal representative. Its business scope includes general projects such as 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 chemical products (excluding licensed chemical products); 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, business activities can be carried out independently based on the business license in accordance with the law).. Core products: Polyamide Imide, Tpu, Abs

TOP4
Shanghai Hongjin Plastic Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2024-02-27
Registered Capital1000K CNY

Shanghai Hongjin Plastic Technology 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 Tang Pinghong as the legal representative. Its business scope includes general projects such as sales of plastic products; Sales of rubber products; Sales of chemical products (excluding licensed chemical products); Sales of engineering plastics and synthetic resins; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Non metallic waste and debris processing [branch operation]; 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: Polyamide Imide, Ppa, Pet

TOP5
Dongguan Xiuzhisheng Plastic Co., Ltd
Overall Score4.6 / 5
Est. Date2023-02-08
Registered Capital1000K CNY

Dongguan Xiuzhisheng Plastic Co., Ltd., with its registered address at Room 541, No. 70 Zhangmutou Section, Guanzhang Road, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Yin Xiuxiang, and the business scope includes general projects: sales of plastic products; Sales of synthetic materials; Sales of glass fiber reinforced plastic products; Sales of chemical products (excluding licensed chemical products); Sales of new catalytic materials and additives; 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: Polyamide Imide, Lubricant Additive, Auto Parts

TOP6
Dongguan Dongli Plastic Raw Materials Co., Ltd
Overall Score4.5 / 5
Est. Date2023-02-21
Registered Capital5000K CNY

Dongguan Dongli Plastic Raw Materials Co., Ltd., with its registered address at Room 101, No. 1 Dongshu 3rd Road, Xiegang Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Mao Zheng, and its business scope includes general projects such as sales of synthetic materials; Sales of biobased materials; Sales of plastic products; Sales of rubber products; Sales of engineering plastics and synthetic resins; Sales of chemical products (excluding licensed chemical 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: Polyamide Imide, Pmma, Lcp

TOP7
Shanghai Huifei Chemical Co., Ltd
Overall Score4.5 / 5
Est. Date2014-05-06
Registered Capital10000K CNY

Shanghai Huifei Chemical Co., Ltd., with its registered address at Room 302-B30, No. 3, Lane 1509, Xinzhen Road, Minhang District, Shanghai, is registered with the Minhang District Market Supervision Administration. The legal representative is Bian Junsheng, and its business scope includes licensed projects such as the operation of hazardous chemicals (see "Hazardous Chemicals Operation License" for details); Retail of refined oil products (excluding hazardous chemicals); Import and export of goods; Technology import and export. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses of relevant departments.) General projects: wholesale of finished oil (excluding hazardous chemicals), petroleum products, fuel oil (excluding hazardous chemicals), lubricants, chemical products and raw materials (excluding monitored chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), sales of rubber and plastic products, and building decoration materials (excluding hazardous materials), engaged in technical services in the fields of chemical, rubber and plastic products, and building decoration 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: Polyamide Imide, Arkema, Great Wall Lubricating Oil

TOP8
Dongguan Caihua Plastic Technology Co., Ltd
Overall Score4.5 / 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: Polyamide Imide, Zhonghao Morning Light, Juhua

TOP9
Dongguan Zhangmutou Ruiwang Plastic Raw Material Business Department (Individual Industrial and Commercial Household)
Overall Score4.3 / 5
Est. Date2024-03-07
Registered Capital-

Dongguan Zhangmutou Ruiwang Plastic Raw Material Business Department (Individual Industrial and Commercial Household), registered at Room 1221, No. 102 Xianwei Road, Zhangmutou Town, Dongguan City, Guangdong Province, with the registration authority of Dongguan Market Supervision Administration and the legal representative of Luo Xiaohong. Its business scope includes general projects: sales of composite materials; Sales of plastic products; Sales of biobased materials; Sales of new catalytic materials and additives; Sales of rubber products; Paint sales. (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: Polyamide Imide, Plastic Additives, Engineering Materials

TOP10
Dongguan Shengli New Materials Co., Ltd
Overall Score4.3 / 5
Est. Date2024-01-03
Registered Capital1000K CNY

Dongguan Shengli New Materials Co., Ltd., with its registered address at Room 1222, No. 102 Xianwei Road, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Ye Gengsheng, and its business scope includes general projects such as sales of ecological environment materials; Sales of synthetic materials; Sales of plastic products; Sales of rubber products; Sales of new catalytic materials and additives; Sales of chemical products (excluding licensed chemical 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: Polyamide Imide, Plastic Pellets, Anti Static Household Appliance Components

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Ouqinghong Chemical Co., Ltd2023-11-08Polyamide Imide, Hdpe, Lg Chem10000K CNYNot Supported
Dongguan Qiaoguan Engineering Plastic Co., Ltd2017-03-23Polyamide Imide, Peek Polyetheretherketone, Carbon Fiber Reinforced Nylon500K CNYNot Supported
Ningbo Rongsu New Materials Co., Ltd2022-04-19Polyamide Imide, Tpu, Abs1000K CNYNot Supported
Shanghai Hongjin Plastic Technology Co., Ltd2024-02-27Polyamide Imide, Ppa, Pet1000K CNYNot Supported
Dongguan Xiuzhisheng Plastic Co., Ltd2023-02-08Polyamide Imide, Lubricant Additive, Auto Parts1000K CNYNot Supported
Dongguan Dongli Plastic Raw Materials Co., Ltd2023-02-21Polyamide Imide, Pmma, Lcp5000K CNYSupported
Shanghai Huifei Chemical Co., Ltd2014-05-06Polyamide Imide, Arkema, Great Wall Lubricating Oil10000K CNYNot Supported
Dongguan Caihua Plastic Technology Co., Ltd2023-08-03Polyamide Imide, Zhonghao Morning Light, Juhua1000K CNYSupported
Dongguan Zhangmutou Ruiwang Plastic Raw Material Business Department (Individual Industrial and Commercial Household)2024-03-07Polyamide Imide, Plastic Additives, Engineering Materials-Supported
Dongguan Shengli New Materials Co., Ltd2024-01-03Polyamide Imide, Plastic Pellets, Anti Static Household Appliance Components1000K CNYSupported

Purchasing Guide

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

  • When selecting polyamide imide suppliers, it is recommended that companies prioritize checking their key technical parameters such as high temperature resistance and dielectric constant. These materials are commonly used for motor insulation or high-strength components in the aerospace industry.
  • When purchasing polyamide imide, it is usually necessary to focus on the supplier's product compatibility and industry performance, such as whether they have stable supply records in the chemical industry or third-party platform data support.
  • For procurement needs that require the use of polyamide imide, product specifications with different viscosities or thermal stability can be selected based on application scenarios such as corrosion-resistant coatings or precision electronic component packaging.
  • When selecting suppliers, reference can be made to business qualifications and enterprise activity. Polyamide imide, as a special engineering plastic, the supplier's R&D investment and market feedback data can serve as auxiliary judgment criteria.

Knowledge Base

Q

Polyamide imide board is a high-performance engineering plastic material widely used in aerospace, electronics, precision instruments, and high-end manufacturing due to its excellent high temperature resistance, mechanical strength, dimensional stability, and electrical insulation properties. In practical applications, how to scientifically and reasonably select polyimide boards requires comprehensive consideration of material properties, usage environment, processing methods, and

Q

This article will provide a detailed introduction to the chemical properties, physical characteristics, and application areas of polyamide imides. By studying and analyzing this material, it helps readers better understand its important role and value in modern technology. Polyamide imide (PI) is a high-performance polymer fiber with excellent high temperature resistance and mechanical strength

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