Updated Oct 7, 2026 · Public platform & industry data

Oct 7, 2026 Updated

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2026 Top 10 P P Manufacturers in China

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

The top 10 P P manufacturers in China for 2026 are: Shanghai Haifei Control Equipment Co., Ltd, Jining Huaguan Safety Equipment Co., Ltd, Lianxingwang Electronics (Shenzhen) Co., Ltd, Jinan Fangyuan Experimental Instrument Co., Ltd, Dongguan Xinchengda Plastic Co., Ltd, Jining Tangyi Chemical Co., Ltd, Guofenglin Technology (Shenzhen) Co., Ltd, Shenzhen Xinhuan Electronics Co., Ltd, Shenzhen Xinhuan Electronics Co., Ltd, Shenzhen Tengcang Automation 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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Region FilterRegion
Top 1
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Shanghai Haifei Control Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2011-11-02
Registered Capital5000K CNY

Shanghai Haifei Control Equipment Co., Ltd., located at Room 127, Building 1, No. 943 Lingzhi Village, Fengpu Development Zone, Fengxian District, Shanghai, was established on November 2, 2011. The registration authority is the Fengxian District Market Supervision Administration, and the legal representative is Ding Bangfu. Core products: P P

Top 2
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Jining Huaguan Safety Equipment Co., Ltd

The second room on the west side of Jianshe North Road and Renxing Avenue South Road in Liying Street, Rencheng District, Jining City, Shandong Province

Overall Score4.7 / 5
Est. Date2023-06-07
Registered Capital100K CNY

Jining Huaguan Safety Equipment Co., Ltd. is located in the second room west of Jianshe North Road and Renxing Avenue Xiangnan Road, Liying Street, Rencheng District, Jining City, Shandong Province. It was established on June 7, 2023, with the registration authority of Rencheng District Market Supervision Administration of Jining City and the legal representative being Chen Beihu. Core products: P P

Top 3
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Lianxingwang Electronics (Shenzhen) Co., Ltd
Overall Score4.7 / 5
Est. Date2016-05-26
Registered Capital6000K CNY

Lianwangwang Electronics (Shenzhen) Co., Ltd., registered address at 2004, Building A, Yonghuayuan, No. 6 Baotian 2nd Road, Chentian Community, Xixiang Street, Bao'an District, Shenzhen, registered with the Shenzhen Municipal Administration for Market Regulation, with Ni Ping as the legal representative. Its business scope includes general business projects such as mold research and development; Sales of electronic components, connectors, electronic products, and molds; Domestic trade; Import and export of goods and technology. Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council, the licensed business projects include the production of electronic components, connectors, electronic products, and molds.. Core products: P P, Pin Header And Socket, European Socket

TOP4
Jinan Fangyuan Experimental Instrument Co., Ltd
Overall Score4.6 / 5
Est. Date2011-03-18
Registered Capital10000K CNY

Jinan Fangyuan Testing Instrument Co., Ltd., with its registered address at 276-1 Nanxinzhuang West Road, Shizhong District, Jinan City, Shandong Province, is registered with the Market Supervision Administration of Shizhong District, Jinan City. The legal representative is Qiao Mingjian, and its business scope includes the production, sales, and maintenance of testing instruments and accessories, as well as testing machines; Technical consulting services for testing machines; Development and sales of computer software; Import and export business; Sales: Instruments and meters, machine tools and accessories, complete automation equipment, electrical equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: P P, Thickness Gauge, Horizontal Tensile Testing Machine

TOP5
Dongguan Xinchengda Plastic Co., Ltd
Overall Score4.6 / 5
Est. Date2019-12-02
Registered Capital1000K CNY

Dongguan Xinchengda Plastic Co., Ltd., with its registered address at Room 128, Building 10, No. 75 Xianwei Road, Zhangmutou Town, Dongguan City, Guangdong Province, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Pan Yaling, and the business scope includes the sale of plastic raw materials, plastic products, silicone products, plastic accessories, electronic products, and hardware 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: P P, Malaysia Dongli, Li Changrong From Huizhou

TOP6
Jining Tangyi Chemical Co., Ltd
Overall Score4.5 / 5
Est. Date2021-02-03
Registered Capital5500K CNY

Jining Tangyi Chemical Co., Ltd., with its registered address located at Shop 1, West District, Qisuolou Community, East of Huling Fourth Road, North of Guanyu First Road, Binhu Street, Yutai County (self declared), registered with the Yutai County Market Supervision and Administration Bureau, and represented by Li Luxi as the legal representative. Its business scope includes general projects: sales of chemical products (excluding licensed chemical products); Sales of synthetic materials; Sales of engineering plastics and synthetic resins; Sales of rubber products; Sales of specialized chemical products (excluding hazardous chemicals); Internet sales (except for the sale of goods that need to be licensed); Information technology consulting services; Information consulting services (excluding licensed information consulting services); Sales of glassware; Sales of instruments and meters (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: P P, Leveling Thickener, Laurane Chloride

TOP7
Guofenglin Technology (Shenzhen) Co., Ltd
Overall Score4.5 / 5
Est. Date2016-07-21
Registered Capital50000K CNY

Guofenglin Technology (Shenzhen) Co., Ltd., with its registered address at 16B2, Building B, World Trade Plaza, No. 9 Fuhong Road, Funan Community, Futian Street, Futian District, Shenzhen. The registration authority is Futian Supervision Bureau of Shenzhen Market Supervision Administration, and the legal representative is Chen Tenghua. Its business scope includes the development, technology transfer, and sales of software and hardware systems for electronic, communication and automatic control, intelligent control products, computers, and mobile phones; Integrated circuit design; Technical development and sales of electronic products; Wholesale of electronic components; Retail of electronic components; Manufacturing of electronic components. (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: P P, Chip Capacitor, Metal Oxide

TOP8
Shenzhen Xinhuan Electronics Co., Ltd
Overall Score4.5 / 5
Est. Date2012-02-21
Registered Capital5000K CNY

Shenzhen Xinhuan Electronics Co., Ltd., with its registered address at 319, Building B, Jinyuan Business Building, No. 302 Xixiang Avenue, Labor Community, Xixiang Street, Bao'an District, Shenzhen, is registered with the Bao'an Regulatory Bureau of the Shenzhen Market Supervision Administration. The legal representative is Zhou Jiangqun, and its business scope includes the technical development and sales of electronic components and electronic products; Domestic trade, import and export of goods and technology. (Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council)^. Core products: P P, Changdian, Nce New Clean Energy

TOP9
Shenzhen Xinhuan Electronics Co., Ltd
Overall Score4.3 / 5
Est. Date2012-02-21
Registered Capital5000K CNY

Shenzhen Xinhuan Electronics Co., Ltd., with its registered address at 319, Building B, Jinyuan Business Building, No. 302 Xixiang Avenue, Labor Community, Xixiang Street, Bao'an District, Shenzhen, is registered with the Bao'an Regulatory Bureau of the Shenzhen Market Supervision Administration. The legal representative is Zhou Jiangqun, and its business scope includes the technical development and sales of electronic components and electronic products; Domestic trade, import and export of goods and technology. (Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council)^. Core products: P P, Changhong Love Union,

TOP10
Shenzhen Tengcang Automation Co., Ltd
Overall Score4.3 / 5
Est. Date2008-08-17
Registered Capital2000K CNY

Shenzhen Tengcang Automation Co., Ltd. is registered at Room 501, Building 1, Jia'an Science and Technology Park, No. 2 Longchang Road, Xingdong Community, Xin'an Street, Bao'an District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Liu Guotai. The business scope includes general business projects: technical research and development, design, on-site installation, and technical consulting of electromechanical automation products, providing technical solutions for industrial automation equipment and automation control engineering production lines, and selling electromechanical automation products and spare parts (excluding projects prohibited by the above laws, administrative regulations, and State Council decisions, and restricted projects must obtain a license before operation). Licensed business projects: technical research and development, design, on-site installation, and technical consulting of electromechanical automation products, providing technical solutions for industrial automation equipment and automation control engineering production lines, and selling electromechanical automation products and spare parts (excluding projects prohibited by laws, administrative regulations, and decisions of the State Council, and restricted projects that require a license before operation).. Core products: P P, Atlanta/Other,

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shanghai Haifei Control Equipment Co., Ltd2011-11-02P P5000K CNYNot Supported
Jining Huaguan Safety Equipment Co., Ltd2023-06-07P P100K CNYNot Supported
Lianxingwang Electronics (Shenzhen) Co., Ltd2016-05-26P P, Pin Header And Socket, European Socket6000K CNYNot Supported
Jinan Fangyuan Experimental Instrument Co., Ltd2011-03-18P P, Thickness Gauge, Horizontal Tensile Testing Machine10000K CNYSupported
Dongguan Xinchengda Plastic Co., Ltd2019-12-02P P, Malaysia Dongli, Li Changrong From Huizhou1000K CNYNot Supported
Jining Tangyi Chemical Co., Ltd2021-02-03P P, Leveling Thickener, Laurane Chloride5500K CNYSupported
Guofenglin Technology (Shenzhen) Co., Ltd2016-07-21P P, Chip Capacitor, Metal Oxide50000K CNYNot Supported
Shenzhen Xinhuan Electronics Co., Ltd2012-02-21P P, Changdian, Nce New Clean Energy5000K CNYNot Supported
Shenzhen Xinhuan Electronics Co., Ltd2012-02-21P P, Changhong Love Union, 5000K CNYNot Supported
Shenzhen Tengcang Automation Co., Ltd2008-08-17P P, Atlanta/Other, 2000K CNYNot Supported

Knowledge Base

Q

This article analyzes the selection logic of the number of poles (P) of leakage protectors in industrial scenarios, from basic concepts to practical application scenarios, to help readers configure protection schemes reasonably based on equipment characteristics.

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