Updated Oct 12, 2026 · Public platform & industry data

Oct 12, 2026 Updated

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2026 Top 10 Pi Board Manufacturers in China

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

The top 10 Pi Board manufacturers in China for 2026 are: Hebei Weijia Precision Technology Co., Ltd, Shanghai Qiantuo Trading Co., Ltd, Dongguan Leishuo New Materials Co., Ltd, Dongguan Xinli Plastic Materials Co., Ltd, Guangzhou Yaliyan Plastic Co., Ltd, Jiangsu Xiannuo New Material Technology Co., Ltd, Nanjing Shousu Special Engineering Plastic Products Co., Ltd, Suzhou Dijie Plasticization Co., Ltd, Changzhou Runchuan Plastic Materials Co., Ltd, Guangdong Yuelian Instrument 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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Hebei Weijia Precision Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2013-09-03
Registered Capital10000K CNY

Hebei Weijia Precision Technology Co., Ltd., with its registered address at Building 8, Changtai Dianke Valley, No. 99 Xueyuan Road, High tech Zone, Shijiazhuang City, Hebei Province, is registered with the Market Supervision Administration of the High tech Zone. The legal representative is Han Zichao, and the business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Research and development of intelligent robots; Development of artificial intelligence application software; Research and development of new material technology; Research and development of electronic specialized materials; Manufacturing of micro motors and components; Manufacturing of general components; Mechanical parts and component processing; Manufacturing of bearings, gears, and transmission components; Manufacturing of gears, gear reducers, and gearboxes; Sales of non-ferrous metal alloys; Sales of bearings, gears, and transmission components; Sales of high-speed precision heavy-duty bearings; Sales of forgings and powder metallurgy products; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Installation and maintenance of industrial robots; Manufacturing of liquid tight components and systems; Manufacturing of special task robots; Manufacturing of service consumption robots; Sales of industrial robots; Manufacturing of radar and supporting equipment; General equipment manufacturing (excluding special equipment manufacturing); Sales of intelligent unmanned aerial vehicles; Sales of intelligent robots; Manufacturing of other electronic devices; Production of battery spare parts; Manufacturing of electronic specialized materials; Manufacturing of non-ferrous metal alloys; Mold manufacturing; Rubber product manufacturing; Industrial design services; 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: Pi Board, Laser Cutting Processing, Centrifuge Sieve

Top 2
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Shanghai Qiantuo Trading Co., Ltd
Overall Score4.7 / 5
Est. Date2008-09-18
Registered Capital2000K CNY

Shanghai Qiantuo Trading Co., Ltd., with its registered address at Room 713, Lane 99, Jiayong Road, Jiading District, Shanghai, is registered with the Jiading District Market Supervision Bureau. The legal representative is Dan Rongbing, and its business scope includes the sale of mechanical equipment, hardware tools, instruments and meters, electronic components, chemical raw materials (excluding hazardous chemicals, monitoring chemicals, fireworks and firecrackers, civilian explosives, and precursor chemicals), building decoration materials, computers and accessories, lighting appliances, automotive and motorcycle accessories, daily necessities, metal products, textiles, and office supplies. 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: Pi Board, Rotate The Handle, Boosting Cylinder Piston

Top 3
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Dongguan Leishuo New Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2023-02-27
Registered Capital1000K CNY

Dongguan Leishuo New Materials Co., Ltd., with its registered address at No. 638, Shuzhao Street, Changping Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Liang Zhiguang, 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 new catalytic materials and additives; Sales of plastic products; Sales of rubber products; Pigment sales; Sales of chemical products (excluding licensed chemical 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: Pi Board, Tpu, Peek Raw Material

TOP4
Dongguan Xinli Plastic Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2016-05-26
Registered Capital1000K CNY

Dongguan Xinli Plastic Materials Co., Ltd., with its registered address at Room 101, No. 10, Changhejiu Lane, Chang'an Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Lin Xiaoqiang, and its business scope includes the production, processing, and sales of plastic materials, insulation materials, hardware products, copper and aluminum materials, plastic products, electronic products, and hardware accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Pi Board, Pom Board/Rod, Pctfe Rod

TOP5
Guangzhou Yaliyan Plastic Co., Ltd
Overall Score4.6 / 5
Est. Date2013-08-07
Registered Capital1000K CNY

Guangzhou Yaliyan Plastic Co., Ltd., registered at A11, No. 77 Helong Road, Jiahe Street, Baiyun District, Guangzhou, registered with the Market Supervision and Administration Bureau of Baiyun District, Guangzhou, with Huang Jinlu as the legal representative. Its business scope includes wholesale of plastic products; Retail of switches, sockets, terminal blocks, wires and cables, insulation materials; Wholesale of hardware products; Wholesale trade of goods (excluding licensed and approved goods); Retail trade of goods (excluding licensed and approved goods); Wholesale of chemical products (excluding hazardous chemicals); Retail of chemical products (excluding hazardous chemicals); Hardware retail;. Core products: Pi Board, Pvdf, Insulating Material

TOP6
Jiangsu Xiannuo New Material Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2013-04-03
Registered Capital31200K CNY

Jiangsu Xiannuo New Material Technology Co., Ltd., with its registered address at No. 9 Jinping Road, Wujin Economic Development Zone, Jiangsu Province, is registered with the Administrative Approval Bureau of Wujin District, Changzhou City. The legal representative is Wu Dezhen, and its business scope includes research and development, sales, technical services, technical consulting, and technology transfer of polymer materials, fibers, and composite materials; Chemical fiber weaving and processing; Manufacturing of non-woven fabrics; Manufacturing of textile belts and curtain fabrics; Fiberglass manufacturing; Research and development, production, and sales of high-performance polyimide fibers. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General projects: sales of chemical products (excluding licensed chemical products); Import and export of goods; Technology import and export (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: Pi Board, Fiber, Polyimide

TOP7
Nanjing Shousu Special Engineering Plastic Products Co., Ltd
Overall Score4.5 / 5
Est. Date2008-12-10
Registered Capital22222.222K CNY

Nanjing Shousu Special Engineering Plastic Products Co., Ltd., with its registered address at Building 18, No. 19 Lanhua Road, Pukou District, Nanjing City, is registered with the Government Service Management Office of Pukou District, Nanjing City. The legal representative is Qiao Wei, and its business scope includes technical research and development, production, and sales of engineering plastic products and plastic profiles; Research and development, technology transfer, technical consulting, and technical services for special engineering plastics technology; Plastic mold design and processing; Research and development, parts processing, and sales of metal and non-metal materials; Manufacturing and processing of hardware accessories; Sales of plastic raw materials; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Pi Board, Peek Board, Peek Screws

TOP8
Suzhou Dijie Plasticization Co., Ltd
Overall Score4.5 / 5
Est. Date2015-09-25
Registered Capital5000K CNY

Suzhou Dijie Plasticization Co., Ltd. is registered at Room 6-6-08, No. 2 Xingang Middle Road, Fuqiao Town, Taicang City. The registration authority is Taicang Administrative Approval Bureau, and the legal representative is Li Ningsong. Its business scope includes the distribution of plastic raw materials and products, chemical raw materials and products, lubricants, and electronic products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Pi Board, Pmma, Pa6

TOP9
Changzhou Runchuan Plastic Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2017-10-12
Registered Capital1000K CNY

Changzhou Runchuan Plastic Materials Co., Ltd. is registered at Building 18, No. 600 Tongjiang Middle Road, Xinbei District, Changzhou City. The registration authority is the Administrative Approval Bureau of Changzhou National High tech Industrial Development Zone (Xinbei District), and the legal representative is Zeng Yong. The business scope includes the sales of plastic particles, plastic products, rubber products, insulation materials, anti-static materials, hardware, electronic products and components, building materials, mechanical parts, mold parts, chemical raw materials and products (excluding dangerous goods), and metal materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General projects: research and development of new material technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law). Core products: Pi Board, Pom Board, Pc Stick

TOP10
Guangdong Yuelian Instrument Co., Ltd
Overall Score4.4 / 5
Est. Date2007-03-30
Registered Capital11110K CNY

Guangdong Yuelian Instrument Co., Ltd., with its registered address at Room 901, Building 11, No. 2-1 Dongye Road, Houjie Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Lian Shimei, and its business scope includes general projects such as testing machine manufacturing; Sales of testing machines; Manufacturing of experimental analytical instruments; Sales of experimental analytical instruments; Manufacturing of instruments and meters; Sales of instruments and meters; Manufacturing of intelligent instruments and meters; Sales of intelligent instruments and meters; Manufacturing of other general instruments; Manufacturing of electronic measuring instruments; Sales of electronic measuring instruments; Additive manufacturing equipment manufacturing; Sales of additive manufacturing equipment; General equipment manufacturing (excluding special equipment manufacturing); Sales of mechanical equipment; General equipment repair; Instrument and meter repair; Professional design services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; 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: Pi Board, Metal Hardness Tester, High And Low Temperature Tensile Testing Machine

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Weijia Precision Technology Co., Ltd2013-09-03Pi Board, Laser Cutting Processing, Centrifuge Sieve10000K CNYSupported
Shanghai Qiantuo Trading Co., Ltd2008-09-18Pi Board, Rotate The Handle, Boosting Cylinder Piston2000K CNYNot Supported
Dongguan Leishuo New Materials Co., Ltd2023-02-27Pi Board, Tpu, Peek Raw Material1000K CNYSupported
Dongguan Xinli Plastic Materials Co., Ltd2016-05-26Pi Board, Pom Board/Rod, Pctfe Rod1000K CNYSupported
Guangzhou Yaliyan Plastic Co., Ltd2013-08-07Pi Board, Pvdf, Insulating Material1000K CNYSupported
Jiangsu Xiannuo New Material Technology Co., Ltd2013-04-03Pi Board, Fiber, Polyimide31200K CNYNot Supported
Nanjing Shousu Special Engineering Plastic Products Co., Ltd2008-12-10Pi Board, Peek Board, Peek Screws22222.222K CNYSupported
Suzhou Dijie Plasticization Co., Ltd2015-09-25Pi Board, Pmma, Pa65000K CNYNot Supported
Changzhou Runchuan Plastic Materials Co., Ltd2017-10-12Pi Board, Pom Board, Pc Stick1000K CNYSupported
Guangdong Yuelian Instrument Co., Ltd2007-03-30Pi Board, Metal Hardness Tester, High And Low Temperature Tensile Testing Machine11110K CNYNot Supported

Knowledge Base

Q

1、 The material characteristics are very different. The silicone heating plate is like a soft rubber candy, made of a composite of silicone rubber and electric heating wire, which can be bent or even folded freely; PI film is like golden cling film, made of ultra-thin polyimide material combined with etched circuits, with a thickness usually less than 0.2mm. The difference in temperature resistance between the two is significant: silicone film has a conventional temperature resistance of 200 ℃, while PI film easily breaks through 300 ℃

Q

Polyimide (PI) board, as a high-performance engineering material, has been widely used in various high-precision fields due to its excellent high temperature resistance, excellent electrical insulation performance, good mechanical strength, and chemical stability. In the electronics industry, PI boards are often used as substrates for flexible printed circuit boards (FPCs), supporting high-frequency and high-speed signal transmission, and are widely used in smartphones

Q

PI board, also known as polyimide board, is a high-performance engineering plastic sheet made from polyimide resin as the main raw material through high-temperature molding or casting processes. Polyimide is a type of polymer material containing an imide ring structure, which endows the material with extremely high thermal stability, mechanical strength, and chemical inertness due to the stable five membered ring structure in its molecular chain. PI board in extreme

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