Updated Aug 7, 2026 · Public platform & industry data

Aug 7, 2026 Updated

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2026 Top 10 Diode Manufacturers in China

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

The top 10 Diode manufacturers in China for 2026 are: Shijiazhuang Yongqiang Cement Products Co., Ltd, Shaanxi Linsu Pipeline Technology Co., Ltd, Shenzhen Lanfeng Technology Co., Ltd, Guangdong Xinsheng Jianji Environmental Protection Building Materials Co., Ltd, Tianjin Haicheng Steel Union International Trade Co., Ltd, Shenzhen Baoruixing Technology Co., Ltd, Xiangsheng Xincheng (Shanghai) Semiconductor Co., Ltd, Shanghai Yinghaizhou New Energy Technology Co., Ltd, Jiangsu Xihui Xincheng Electronic Technology Co., Ltd, Shenzhen Yuanxin Semiconductor 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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Shijiazhuang Yongqiang Cement Products Co., Ltd
Overall Score4.9 / 5
Est. Date2000-11-29
Registered Capital11000K CNY

Shijiazhuang Yongqiang Cement Products Co., Ltd., with its registered address in Hanwa Village, Nanqingtong Town, Lingshou County, is registered with the Lingshou County Market Supervision Administration Bureau. The legal representative is Yang Yongqiang, and its business scope includes general projects such as cement product manufacturing; Manufacturing of concrete structural components; Sales of cement products; Sales of concrete structural components. (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: Diode, Cement Inspection Well Chamber, Inspection Chamber

Top 2
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Shaanxi Linsu Pipeline Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2022-01-27
Registered Capital5180K CNY

Shaanxi Linsu Pipeline Technology Co., Ltd., with its registered address located in Guochu Logistics Park Pipeline Industrial Zone, Gaojing Avenue, Yongle Town, Jinghe New City, Xixian New Area, Shaanxi Province. The registration authority is Jinghe New City Branch of the Market Supervision Administration of Xixian New Area, Shaanxi Province, and the legal representative is Hu Shuchao. Its business scope includes general projects such as pipeline transportation equipment sales; Sales of rubber products; Sales of plastic products; Manufacturing of glass fiber reinforced plastic products; Sales of insulation materials; Sales of metal products; Sales of new metal functional materials; Operation of wires and cables; Sales of building decoration materials; Wholesale of hardware products; Manufacturing of plastic products; Rubber product manufacturing; Manufacturing of metal packaging containers and materials; Manufacturing of building waterproofing membrane products; Manufacturing of synthetic materials (excluding hazardous chemicals); Manufacturing of non-metallic mineral products; Manufacturing of fiberglass and related products; Manufacturing of new building materials (excluding hazardous chemicals); Manufacturing of lightweight building materials; Manufacturing of plastic packaging boxes and containers; Manufacturing of metal structures; Sales of metal packaging containers and materials; Sales of metal structures; Sales of building waterproofing membrane products; Sales of valves and plugs; Sales of steel reinforcement products for construction; Sales of glass fiber reinforced plastic products; Sales of fiberglass and related products; Sales of synthetic materials; Sales of high-quality synthetic rubber; Research and development of metal products; Sales of metal chains and other metal products; Sales of building materials; Sales of lightweight building materials; Retail of hardware products; Promotion services for 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: Diode, Ductile Iron Manhole Cover, Polyurethane Insulation Pipe

Top 3
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Shenzhen Lanfeng Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2008-04-11
Registered Capital5000K CNY

Shenzhen Lanfeng Technology Co., Ltd., with its registered address at 508, Building A, Shenzhen Zhihui Innovation Center, Hangcheng Industrial Zone, Taoyuan Community, Xixiang Street, Bao'an District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Xie Cailong. Its business scope includes the production and sales of infrared receivers, infrared emitting tubes, light-emitting diodes, connecting wires, and receiving wires; Technical development and sales of electronic products; Domestic trade, import and export of goods and technology. (Except for projects prohibited or required to be approved before registration by laws, administrative regulations or decisions of the State Council)^. Core products: Diode, Infrared Receiver, Infrared Display Line

TOP4
Guangdong Xinsheng Jianji Environmental Protection Building Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2024-03-12
Registered Capital5000K CNY

Guangdong Xinsheng Jianji Environmental Protection Building Materials Co., Ltd., with its registered address at 28-3 Tanling Avenue West, Dagang Town, Nansha District, Guangzhou, is registered with the Market Supervision Administration of Nansha District, Guangzhou. The legal representative is Yang Daming, and its business scope includes the manufacturing of cement products; Sales of cement products; Sales of metal structures; Mold sales; Manufacturing of concrete structural components; Sales of building materials; Sales of concrete structural components; Municipal facility management; Manufacturing of metal structures; Construction of landscaping and greening projects; Internet sales (except for the sale of goods that need to be licensed); Sales of mechanical equipment; Industrial engineering design services; House demolition services; Engineering management services; Sales of building decoration materials; Brick and tile sales; Brick and tile manufacturing; Sales of building blocks; Black metal casting; Manufacturing of building blocks; Research and development of construction waste recycling technology; Information technology consulting services; Domestic trade agency; Stone processing for construction; Sales of plastic products; Manufacturing of plastic products; Sales of metal materials; Sales agent;;. Core products: Diode, Cement Cover Plate, Inspection Chamber

TOP5
Tianjin Haicheng Steel Union International Trade Co., Ltd

2-202, Courtyard 6, Outer Ring Industrial Company, Fujin Road, Zhongbei Industrial Park, Zhongbei Town, Xiqing District, Tianjin City

Overall Score4.6 / 5
Est. Date2016-08-01
Registered Capital10000K CNY

Tianjin Haicheng Steel Union International Trade Co., Ltd. is located at 2-202, Courtyard 6, Outer Ring Industrial Company, Fujin Road, Zhongbei Industrial Park, Zhongbei Town, Xiqing District, Tianjin. It was established on August 1, 2016, with the registration authority of the Market Supervision Administration of Xiqing District, Tianjin, and the legal representative being Gao Jianjun. Core products: Diode

TOP6
Shenzhen Baoruixing Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2009-07-06
Registered Capital5747.11K CNY

Shenzhen Baoruixing Technology Co., Ltd., registered at Room 905A, 9th Floor, Building B, Fu'an Technology Building, No. 013 Gaoxin South 1st Road, High tech Zone Community, Yuehai Street, Nanshan District, Shenzhen, registered with the Shenzhen Market Supervision Administration and represented by Jinyun as the legal representative. Its business scope includes technology development and sales of electronic products and electronic components, as well as domestic trade (excluding exclusive, controlled, and monopolized goods); Engaged in the import and export of goods and technology (excluding projects prohibited by laws, administrative regulations, and decisions of the State Council, and projects restricted must obtain a license before operation)^. Core products: Diode, Diode, Transistor

TOP7
Xiangsheng Xincheng (Shanghai) Semiconductor Co., Ltd
Overall Score4.5 / 5
Est. Date2021-10-20
Registered Capital5000K CNY

Xiangsheng Xincheng (Shanghai) Semiconductor Co., Ltd., registered at 1st Floor, No. 258 Pingyang Road, Minhang District, Shanghai, with the Market Supervision Administration of Minhang District as the registration authority and Cai Wenzhao as the legal representative, engages in general projects including technology development, consulting, transfer, and services in the fields of semiconductor, electronics, computer, and power technology;; Electronic product sales; Wholesale of electronic components; Retail of electronic components; Sales of daily necessities; Sales of office supplies; Sales of metal products; Sales of communication equipment; Sales of paper products; Wholesale of hardware products; Retail of hardware products; Operation of wires and cables; Sales of electrical equipment; Sales of instruments and meters; Sales of wind and electric tools; Sales of packaging materials and products; Sales of rubber products; Sales of wearable smart devices; Sales of intelligent basic manufacturing equipment; Sales of mechanical equipment (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: Diode, Igbt Module, Isaac

TOP8
Shanghai Yinghaizhou New Energy Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2022-11-22
Registered Capital1000K CNY

Shanghai Yinghaizhou New Energy Technology Co., Ltd., registered at Room 301-249, 3rd Floor, Building 2, No. 2729 Zhenbei Road, Putuo District, Shanghai, with the registration authority of Putuo District Market Supervision Administration and the legal representative of Yi Liangwu, operates in general projects including technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Wholesale of electronic components; Retail of electronic components; Sales of electrical instruments and meters; Electronic product sales; Sales of mechanical equipment; Retail of hardware products; Wholesale of hardware products; Sales of pneumatic power machinery and components; Sales of hydraulic power machinery and components; Sales of distribution switch control equipment; Sales of wind and electric tools; Sales of rubber products; Sales of metal materials; Sales of packaging materials and products; Sales of specialized equipment for environmental protection; Sales of household items; Sales of daily necessities; Sales of chemical products (excluding licensed chemical 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: Diode, Fuji, Mitsubishi

TOP9
Jiangsu Xihui Xincheng Electronic Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2022-08-03
Registered Capital10000K CNY

Jiangsu Xihui Xincheng Electronic Technology Co., Ltd., registered at Room 301, Building 4, No. 11 Fur Road, Kunshan Development Zone, with Kunshan Data Bureau as the registration authority and Cai Pingsheng as the legal representative. Its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Wholesale of electronic components; Electronic product sales; Retail of electronic components; Sales of electronic specialized equipment; Sales of optoelectronic devices; Sales of electrical equipment; Sales of electronic measuring instruments; Sales of electrical instruments and meters; Sales of electronic specialized materials; Sales of electrical equipment; Sales of power electronic components; Sales of mechanical equipment; Sales of instruments and meters; Sales of wind and electric tools; Sales of wind turbines and their components; Sales of hydraulic power machinery and components; Sales of pneumatic power machinery and components; Sales of mechanical parts and components; Battery sales; Sales of seals; Sales of high-performance sealing materials; Sales of sealing fillers; Wholesale of hardware products; Retail of hardware products; Mold sales; Sales of daily necessities; Sales of daily miscellaneous goods; Sales of semiconductor lighting devices; Sales of specialized equipment for semiconductor devices; Sales of semiconductor discrete devices; Sales of special equipment; Sales of integrated circuit chips and products; Integrated circuit sales; Sales of rubber products; Sales of high-quality synthetic rubber; Sales of metal materials; Sales of metal products; Sales of metal tools; Sales of furniture spare parts; Furniture sales; Sales of building materials; Sales of office equipment; Wholesale of daily necessities; Sales of daily necessities; Retail of stationery supplies; Wholesale of stationery supplies; Sales of office supplies; Sales of specialized equipment for environmental protection; Sales of photovoltaic equipment and components; Sales of specialized equipment for rubber processing; Sales of plastic products; Sales of daily chemical products; Sales of chemical products (excluding licensed chemical products); Sales of packaging materials and products; Sales of distribution switch control equipment; Sales of communication equipment; Sales of mobile communication devices; Sales of mobile terminal devices; Sales of optical communication equipment; Information system integration services; Integrated circuit chip design and services (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: Diode, Semikron , Fuji

TOP10
Shenzhen Yuanxin Semiconductor Co., Ltd
Overall Score4.4 / 5
Est. Date2013-08-28
Registered Capital10000K CNY

Shenzhen Yuanxin Semiconductor Co., Ltd., registered at 1920, Nan Guang Jie Jia Building, No. 3037 Shennan Middle Road, Funan Community, Futian Street, Futian District, Shenzhen, with the registration authority of Futian Bureau and the legal representative of Huang Qingwu. Its business scope includes the research and sales of electronic accessories and semiconductor materials, as well as computer peripheral products; Domestic trade (excluding exclusive, monopolized, and controlled goods); Engage in import and export business (excluding restricted items) The licensed business projects are:. Core products: Diode, Small Signal Transistor,

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shijiazhuang Yongqiang Cement Products Co., Ltd2000-11-29Diode, Cement Inspection Well Chamber, Inspection Chamber11000K CNYSupported
Shaanxi Linsu Pipeline Technology Co., Ltd2022-01-27Diode, Ductile Iron Manhole Cover, Polyurethane Insulation Pipe5180K CNYSupported
Shenzhen Lanfeng Technology Co., Ltd2008-04-11Diode, Infrared Receiver, Infrared Display Line5000K CNYNot Supported
Guangdong Xinsheng Jianji Environmental Protection Building Materials Co., Ltd2024-03-12Diode, Cement Cover Plate, Inspection Chamber5000K CNYNot Supported
Tianjin Haicheng Steel Union International Trade Co., Ltd2016-08-01Diode10000K CNYNot Supported
Shenzhen Baoruixing Technology Co., Ltd2009-07-06Diode, Diode, Transistor5747.11K CNYNot Supported
Xiangsheng Xincheng (Shanghai) Semiconductor Co., Ltd2021-10-20Diode, Igbt Module, Isaac5000K CNYNot Supported
Shanghai Yinghaizhou New Energy Technology Co., Ltd2022-11-22Diode, Fuji, Mitsubishi1000K CNYNot Supported
Jiangsu Xihui Xincheng Electronic Technology Co., Ltd2022-08-03Diode, Semikron , Fuji10000K CNYNot Supported
Shenzhen Yuanxin Semiconductor Co., Ltd2013-08-28Diode, Small Signal Transistor, 10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of diodes, it is recommended to prioritize confirming key technical parameters such as forward current and reverse voltage to ensure compatibility with circuit design and avoid overload or performance issues.
  • In different scenarios such as industrial power supplies or consumer electronics, the characteristics of rectifier diodes and switch diodes differ significantly, and the appropriate type needs to be selected according to actual applications.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support to balance supply stability and technical reliability.
  • In high-frequency application scenarios, attention should be paid to the response speed and loss parameters of the secondary transistor, and it is recommended to verify the actual performance of the supplier's product in similar applications through industry data.

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