Updated Jun 30, 2026 · Public platform & industry data

Jun 30, 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: Shenzhen Hongyi Electronics Co., Ltd, Puyi Electronics (Dongguan) Co., Ltd, Dongguan Lanjin Optoelectronics Co., Ltd, Shenzhen Dongyu Guangda Electronics Co., Ltd, Changzhou Lixin Senmiao Electrical Equipment Co., Ltd, Shenzhen Longhong Electronic Technology Co., Ltd, Shanghai Yunhan Tianqi Electronic Technology Co., Ltd, Shenzhen Zhongxin Juneng Electronics Co., Ltd, Nantong Dahua Guang Electronics Co., Ltd, Shanghai Sengang Electronic Technology 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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Shenzhen Hongyi Electronics Co., Ltd
Overall Score4.9 / 5
Est. Date2013-09-13
Registered Capital5000K CNY

Shenzhen Hongyi Electronics Co., Ltd., with its registered address at Room 1108, Block A, Huafeng Headquarters Economic Building, No. 288 Xixiang Avenue, Labor Community, Xixiang Street, Bao'an District, Shenzhen, is registered with the Shenzhen Municipal Administration for Market Regulation. The legal representative is Zhang Yanyu, and its business scope includes the manufacturing of electronic measuring instruments; Manufacturing of computer software, hardware, and peripheral devices; Manufacturing of optoelectronic devices; Manufacturing of experimental analytical instruments; Manufacturing of electronic specialized equipment; Manufacturing of mechanical and electrical equipment; Manufacturing of terminal measuring equipment; Manufacturing of terminal testing equipment; Manufacturing of network equipment; Electronic product sales; Sales of electronic measuring instruments; Sales of artificial intelligence hardware; Wholesale of computer software, hardware, and auxiliary equipment; Sales of optoelectronic devices; Sales of experimental analytical instruments; Sales of electronic specialized equipment; Sales of electrical equipment; Sales of terminal measuring equipment; Sales of terminal testing equipment; Sales of network equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Internet sales (except for the sale of goods that need to be licensed); Domestic trade agency; 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) ^ None. Core products: Diode, Dfn Test Stand Series, Emmc/Emcp Chip Testing Series

Top 2
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Puyi Electronics (Dongguan) Co., Ltd
Overall Score4.7 / 5
Est. Date2019-01-16
Registered Capital5000K CNY

Puyi Electronics (Dongguan) Co., Ltd., with its registered address at Room 501, Building 2, OFILM Film Industry Research Center, No. 2 Huahai Road, Binhai Bay New Area, Dongguan City, Guangdong Province, China. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Chen Fengfeng. Its business scope includes general projects such as electronic component manufacturing; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of semiconductor lighting devices; Sales of semiconductor lighting devices; Manufacturing of semiconductor discrete devices; Sales of semiconductor discrete devices; Wholesale of electronic components; Retail of electronic components; Manufacturing of optoelectronic devices; Sales of optoelectronic devices; Manufacturing of integrated circuit chips and products; Sales of integrated circuit chips and products; Manufacturing of electronic specialized materials; Sales of electronic specialized materials; Research and development of electronic specialized materials; Electronic product sales; Manufacturing of other electronic devices; 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, Light-Emitting Diode, Surface Mounted Led Beads

Top 3
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Dongguan Lanjin Optoelectronics Co., Ltd
Overall Score4.7 / 5
Est. Date2012-06-15
Registered Capital5000K CNY

Dongguan Lanjin Optoelectronics Co., Ltd., with its registered address located on the third floor of the factory building at No. 90 Pinggang Street, Zhushan Community, Dongcheng Street, Dongguan City. The registration authority is the Dongguan Market Supervision Administration, and the legal representative is Wang Rong. Its business scope includes research and development, production of light-emitting diodes, electronic products, backlight sources, and their spare parts; Wholesale: electronic products, lighting fixtures; Import and export of goods.. Core products: Diode, Side-Emitting, Iridescent Series

TOP4
Shenzhen Dongyu Guangda Electronics Co., Ltd
Overall Score4.6 / 5
Est. Date2008-07-24
Registered Capital5000K CNY

Shenzhen Dongyu Guangda Electronics Co., Ltd., registered at 1B1609, Yuefu Plaza, 481 Guangming Avenue, Dongkeng Community, Fenghuang Street, Guangming District, Shenzhen, with Guangming Bureau as the registration authority and Guan Haojian as the legal representative. Its business scope includes general business projects such as domestic trade (excluding exclusive, exclusive, and controlled goods); Leasing service industry, sales of water and electricity; Electronic modules and related products for wireless communication, communication equipment and related products; Sales of electronic components; Research and sales of electronic products; Development and production of software products; System integration; Engaged in import and export business of goods and technology. Except for projects prohibited by laws, administrative regulations, and decisions of the State Council, restricted projects must obtain a license before operation. Except for projects that require approval according to law, business activities can be carried out independently based on the business license. The licensed business projects are: telecommunications value-added services; Manufacturing of optoelectronic devices.. Core products: Diode, Infrared Class, Armcortexm4

TOP5
Changzhou Lixin Senmiao Electrical Equipment Co., Ltd

Room 401, Building 35, No. 28 Panyang Road, Longhutang Street, Xinbei District, Changzhou City

Overall Score4.6 / 5
Est. Date2014-11-17
Registered Capital1000K CNY

Changzhou Lixin Senmiao Electrical Equipment Co., Ltd., located at Room 401, Building 35, No. 28 Panyang Road, Longhutang Street, Xinbei District, Changzhou City, was established on November 17, 2014. The registration authority is the Changzhou National High tech Industrial Development Zone (Xinbei District) Government Service Management Office, and the legal representative is Chen Linjie. Core products: Diode

TOP6
Shenzhen Longhong Electronic Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2006-09-28
Registered Capital5000K CNY

Shenzhen Longhong Electronic Technology Co., Ltd. is registered at 4C012, Huaqiang Jiahe Building, Shennan Middle Road, Huaqiangbei Street, Futian District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Liu Xiuying. The company's business scope includes technology development and sales of electronic products, domestic trade (excluding exclusive, controlled, exclusive goods and restricted projects), and import and export business (except for projects prohibited by laws, administrative regulations, and decisions of the State Council, which require a license before operation)^. Core products: Diode, Power Management Chip, Constant Voltage Transformer

TOP7
Shanghai Yunhan Tianqi Electronic Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2019-05-15
Registered Capital3000K CNY

Shanghai Yunhan Tianqi Electronic Technology Co., Ltd. is registered at Room 368, Section 302, No. 211 Fute North Road, China (Shanghai) Pilot Free Trade Zone. The registration authority is the Market Supervision Administration of the Pilot Free Trade Zone, and the legal representative is Zeng Ye. Its business scope includes technology development, consulting, transfer, and services in the fields of electronic and computer technology, design, production, agency, and publication of various advertisements, sales of electronic components, communication equipment, instruments and meters, hardware and electrical equipment, packaging materials, telecommunications business, 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: Diode, Switch, Battery Products

TOP8
Shenzhen Zhongxin Juneng Electronics Co., Ltd
Overall Score4.5 / 5
Est. Date2011-08-25
Registered Capital10000K CNY

Shenzhen Zhongxin Juneng Electronics Co., Ltd., with its registered address at 19K, Block A, Huaqiang Plaza, No. 1019 Huaqiang North Road, Huahang Community, Huaqiang North Street, Futian District, Shenzhen, is registered with the Shenzhen Market Supervision Administration. The legal representative is Chen Jiaxin, and its business scope includes general business projects such as technology research and development of electronic products, electronic components, and electronic integrated circuits, as well as sales of circuit boards; Domestic trade (excluding projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council); Engage in import and export business (excluding projects prohibited by laws and administrative regulations; projects restricted by laws and administrative regulations must obtain a license before operation). What are the licensed business projects. Core products: Diode, Data Conversion Chip, Sensor

TOP9
Nantong Dahua Guang Electronics Co., Ltd

Xiaohai Town, Nantong Development Zone

Overall Score4.3 / 5
Est. Date1994-08-03
Registered Capital502K CNY

Nantong Dahua Guang Electronics Co., Ltd., located in Xiaohai Town, Nantong Development Zone, was established on August 3, 1994. The registration authority is the Administrative Approval Bureau of Nantong Economic and Technological Development Zone, and the legal representative is Guo Yabin. Core products: Diode

TOP10
Shanghai Sengang Electronic Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2013-12-05
Registered Capital1000K CNY

Shanghai Sengang Electronic Technology Co., Ltd., registered at Room 1026, Building 1, Zone A, No. 1011 Fuhai Road, Jiading District, Shanghai, with the registration authority of Jiading District Market Supervision Bureau and the legal representative of Cai Zhucheng, engages in technical services, technology development, technology consulting, and technology transfer in the field of electronic technology. Its business scope includes the sales of electronic components, industrial control appliances, instruments and meters, hardware and electrical equipment, pneumatic components, hydraulic components, pneumatic tools, electric tools, metal materials, packaging materials, adhesive products (excluding hazardous chemicals), environmental protection equipment, and 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: Diode, Rectifier Bridge Module, Power Igbt Module

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shenzhen Hongyi Electronics Co., Ltd2013-09-13Diode, Dfn Test Stand Series, Emmc/Emcp Chip Testing Series5000K CNYSupported
Puyi Electronics (Dongguan) Co., Ltd2019-01-16Diode, Light-Emitting Diode, Surface Mounted Led Beads5000K CNYNot Supported
Dongguan Lanjin Optoelectronics Co., Ltd2012-06-15Diode, Side-Emitting, Iridescent Series5000K CNYNot Supported
Shenzhen Dongyu Guangda Electronics Co., Ltd2008-07-24Diode, Infrared Class, Armcortexm45000K CNYNot Supported
Changzhou Lixin Senmiao Electrical Equipment Co., Ltd2014-11-17Diode1000K CNYNot Supported
Shenzhen Longhong Electronic Technology Co., Ltd2006-09-28Diode, Power Management Chip, Constant Voltage Transformer5000K CNYNot Supported
Shanghai Yunhan Tianqi Electronic Technology Co., Ltd2019-05-15Diode, Switch, Battery Products3000K CNYNot Supported
Shenzhen Zhongxin Juneng Electronics Co., Ltd2011-08-25Diode, Data Conversion Chip, Sensor10000K CNYNot Supported
Nantong Dahua Guang Electronics Co., Ltd1994-08-03Diode502K CNYNot Supported
Shanghai Sengang Electronic Technology Co., Ltd2013-12-05Diode, Rectifier Bridge Module, Power Igbt Module1000K CNYNot Supported

Purchasing Guide

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

  • In the actual procurement process of diodes, it is necessary to clarify key parameters such as forward current, reverse voltage, and switching speed. Industrial applications usually require higher voltage resistance and temperature stability.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. These types of suppliers usually have more stable supply capabilities in the diode subdivision field.
  • For different application scenarios such as power rectification, signal protection, or high-frequency circuits, it is recommended to select specifications based on reverse recovery time and packaging type. SMD packaging is more suitable for automated production scenarios.
  • The consumer electronics industry is highly sensitive to the cost of diodes, while automotive electronics is more concerned with the actual parameter compliance outside of AEC-Q101 certification. When purchasing, priority can be adjusted based on specific industry needs.

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