Updated Aug 10, 2026 · Public platform & industry data

Aug 10, 2026 Updated

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2026 Top 10 Circular Connector Manufacturers in China

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

The top 10 Circular Connector manufacturers in China for 2026 are: Xi'an Lichuang Electronic Technology Co., Ltd, Changsha Siyuan Electromechanical Co., Ltd, Mianyang Ruichi Electronic Technology Co., Ltd, Nanjing Linhao Science and Trade Co., Ltd, Shenzhen Tesijia Industrial Electronics Co., Ltd, Tianji Interconnect (Shenzhen) Technology Co., Ltd, Shenzhen Zhihang Precision Technology Co., Ltd, Shenzhen Mingrui Jingcheng Electronics Co., Ltd, Chuanyun Technology (Shanghai) Co., Ltd, Shenzhen Shenggna Electronics 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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Xi'an Lichuang Electronic Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2007-04-16
Registered Capital5000K CNY

Xi'an Lichuang Electronic Technology Co., Ltd., with its registered address at Room 022308, Building 5, Zhongtian International Apartment, No. 269 Taibai South Road, Yanta District, Xi'an City, is registered with the Market Supervision Administration of Yanta District, Xi'an City. The legal representative is Gu Chenjuan, and the business scope includes the sales, installation, commissioning, maintenance, and technical consulting of general projects such as electronic components, low-voltage electrical equipment, electromechanical products (excluding special control), instruments and meters, computer software and hardware, and lighting appliances; Design, construction, and technical consulting of industrial control system engineering; Manufacturing of electronic components, computer hardware and peripherals, and communication equipment (limited to branch operations only); Wholesale of electronic components; Sales of electrical equipment; Sales of instruments and meters; Sales of electromechanical equipment; Integrated circuit chip design and technical services; Integrated circuit design consulting and planning services. (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: Circular Connector, Plug Socket, Connector Plug Socket

Top 2
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Changsha Siyuan Electromechanical Co., Ltd
Overall Score4.7 / 5
Est. Date2004-06-23
Registered Capital5080K CNY

Changsha Siyuan Electromechanical Co., Ltd., with its registered address at Building 11, Block B, Electromechanical Market, Shaoshan South Road, Yuhua District, Changsha City, is registered with the Yuhua District Market Supervision and Administration Bureau of Changsha City. The legal representative is Wang Pushi, and the business scope includes the sales of electromechanical equipment, general mechanical equipment, electrical mechanical equipment, electronic products and accessories, electromechanical products, high and low voltage complete sets of equipment, composite electrical appliances and circuit breakers, electronic components and assemblies, general instruments and meters, electrical machinery and equipment, and lightning protection equipment; Research and development of electrical equipment, mechanical equipment, electronic products, electromechanical products, and lightning protection equipment; Retail of switches, sockets, terminal blocks, wires and cables, insulation materials, daily lighting fixtures, and lighting fixtures; Brand promotion and marketing; Manufacturing of distribution switch control equipment (limited to branch offices); Mechanical technology promotion services; Wholesale of lighting fixtures and decorative items. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Circular Connector, Connector, Frequency Converter

Top 3
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Mianyang Ruichi Electronic Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2012-03-05
Registered Capital2000K CNY

Mianyang Ruichi Electronic Technology Co., Ltd. is registered at Building 4, Jijia Industrial Park, No. 677 Tangfang Avenue, Economic Development Zone, Mianyang City, Sichuan Province. The registration authority is Mianyang Market Supervision Administration Bureau, and the legal representative is Xu Xiaoyan. The company's business scope includes research and development, production, and sales of electronic components, as well as sales of wires and cables, industrial equipment, electrical equipment, mechatronics equipment, computers and peripheral equipment, office supplies, automotive parts, decoration materials, building materials, plastic pressure products, hardware and electrical equipment, packaging materials, security products, and mechanical processing. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Circular Connector, J18e-25Pe, Integrated Circuit

TOP4
Nanjing Linhao Science and Trade Co., Ltd
Overall Score4.6 / 5
Est. Date1997-05-12
Registered Capital5000K CNY

Nanjing Linhao Science and Trade Co., Ltd., with its registered address at 1703 Hongwu Building, No. 267 Hongwu Road, Qinhuai District, Nanjing City, is registered with the Qinhuai District Administrative Approval Bureau of Nanjing City. The legal representative is Zhao Qiang, and its business scope includes licensed projects such as import and export agency (projects that require approval according to law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results). General projects include sales of specialized equipment for oil refining and chemical production; Sales of pumps and vacuum equipment; Sales of railway transportation infrastructure equipment; Sales of rail transit engineering machinery and components; Sales of construction machinery; Sales of mechanical parts and components; Sales of special ceramic products; Sales of graphite and carbon products; Sales of superconducting materials; Sales of magnetic materials; Sales of metal materials; Sales of metal tools; Sales of metal chains and other metal products; Wholesale of hardware products; Retail of hardware products; Sales of office equipment; Sales of office equipment and consumables; Sales of office supplies; Wholesale of computer software, hardware, and auxiliary equipment; Retail of computer software, hardware, and auxiliary equipment; Wholesale of sports goods and equipment; Retail of sports goods and equipment; Sales of labor protection equipment; Sales of needle textiles and raw materials; Purchase of primary agricultural products; Sales of agricultural and sideline products; Wholesale of edible agricultural products; Retail of edible agricultural products; Sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Sales of building materials; Internet sales (except for the sale of goods that need to be licensed); General equipment repair; Specialized equipment repair; Installation services for ordinary mechanical equipment; Wholesale of electronic components; Retail of electronic components; Manufacturing of electronic components; Sales of power electronic components; Manufacturing of power electronic components; Sales of electrical and mechanical equipment; Manufacturing of mechanical and electrical equipment; Sales of electrical equipment; Electrical equipment repair; Sales of instruments and meters; Instrument and meter repair; Manufacturing of instruments and meters; Sales of electronic components and electromechanical equipment; Sales of electronic specialized equipment; Electronic product sales; Sales of communication equipment; Sales of specialized equipment for environmental protection; Sales of artificial intelligence hardware; Sales of charging stations; Sales of solar thermal power generation products; Sales of refrigeration and air conditioning equipment; Network technology services; Technology promotion and application services; Engineering and technical research and experimental development; Domestic trade agency; Consulting and planning services; Rental services (excluding publication rental) (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: Circular Connector, Manual&Automatic Tools, Pcb Connector

TOP5
Shenzhen Tesijia Industrial Electronics Co., Ltd
Overall Score4.6 / 5
Est. Date2005-07-21
Registered Capital10000K CNY

Shenzhen Tesijia Industrial Electronics Co., Ltd., registered at Unit K, 7th Floor, Building B, Baoneng Technology Park, Qingxiang Road, Longhua New District, Shenzhen, with Longhua Bureau as the registration authority and Tian Ziliang as the legal representative. Its business scope includes general business projects such as industrial connectors, technology development and sales of electronic products; Technical development and sales of connectors, connecting wires, electronic components, sensors, switches, hardware products, plastic products, molds, communication products, and digital products; Domestic trade, import and export of goods and technology. (The above does not include the purchase of waste products, and does not include projects prohibited or requiring pre-approval by laws, administrative regulations, or decisions of the State Council.) The licensed business projects are: the production of connectors, connecting wires, electronic components, sensors, switches, hardware products, plastic products, molds, communication products, and digital products. Core products: Circular Connector, Pcie Connector, D-Sub Connector

TOP6
Tianji Interconnect (Shenzhen) Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2023-05-23
Registered Capital10000K CNY

Tianji Interconnect (Shenzhen) Technology Co., Ltd., registered at 602 Baoshu Science and Technology Industrial Park, Baotian 4th Road, Baotian Industrial Zone, Chentian Community, Xixiang Street, Bao'an District, Shenzhen, with the Shenzhen Market Supervision Administration as the registration authority and Li Yongbing as the legal representative. Its business scope includes technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Domestic trade agency; Graphic Artist Designer; Advertising release; Advertising production; Advertising design and agency; Operation of wires and cables; Sales of power facilities and equipment; Sales of metal tools; Sales of instruments and meters; Sales of fasteners; Wholesale of automotive spare parts; General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals); Software development; Development of network and information security software; Basic software development for artificial intelligence; Electronic product sales; Sales of security equipment; Sales of daily necessities; Sales of household appliances; Research and development of electronic specialized materials; Internet sales (except for the sale of goods that need to be licensed); Wholesale of electronic components; Non residential real estate leasing; estate management. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law) Import and export of goods; Technology import and export; Online data processing and transaction processing business (operational e-commerce); The first type of value-added telecommunications services; The second type of value-added telecommunications services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Circular Connector, Rf Connector, Automotive Connector

TOP7
Shenzhen Zhihang Precision Technology Co., Ltd
Overall Score4.5 / 5
Est. Date2018-11-06
Registered Capital5000K CNY

Shenzhen Zhihang Precision Technology Co., Ltd., with its registered address at 506, Jiayi Industry and Trade Building, Dapu North Road, Houting Community, Shajing Street, Bao'an District, Shenzhen. The registered authority is the Shenzhen Market Supervision Administration, and the legal representative is Hu Haiyang. Its business scope includes general business projects such as intelligent equipment, automation equipment, electronic components, robots, new energy vehicle industry, charging columns, opto mechatronics integration, aerospace marine and modern transportation equipment, research and sales of connectors, electronic wires, and connectors for electromechanical products; Sales of electronic wires, electronic appliances, and connectors; Online trade and e-commerce operation. Domestic trade, engaged in import and export business. Except for projects prohibited or required to be approved before registration by laws, administrative regulations, or decisions of the State Council, licensed business projects include the manufacturing and processing of connectors. Production of electronic wires, electronic appliances, and connectors. Pre packaged food sales; Wholesale sales of alcoholic beverages.. Core products: Circular Connector, Circular Plug Connector, Aviation Plug Connector

TOP8
Shenzhen Mingrui Jingcheng Electronics Co., Ltd
Overall Score4.5 / 5
Est. Date2015-12-02
Registered Capital1000K CNY

Shenzhen Mingrui Jingcheng Electronics Co., Ltd., registered at Room 1001-50, Building 1, Kanghuai Industrial Park, No. 60 Ping'an Road, Dafu Community, Guanlan Street, Longhua District, Shenzhen, registered with the Shenzhen Municipal Administration for Market Regulation, with Deng Qixia as the legal representative. Its business scope includes general business projects such as technology development and sales of electronic and communication products; Industry application services, public utility services, and supportive services based on the Internet of Things; Design of human-computer interaction devices, touch screens, microwave communication devices, microwave components and circuits, system integrated circuits, communication circuits, analog circuits, and digital circuits; Purchase and sale of mobile phone components. Domestic trade. Retail of electronic components; Wholesale of electronic components; Operation of wires and cables; Sales of electrical facilities and equipment. 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: technology import and export; Import and export of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Circular Connector, Standard Connector, High Frequency Signal Processing

TOP9
Chuanyun Technology (Shanghai) Co., Ltd
Overall Score4.4 / 5
Est. Date2019-08-06
Registered Capital1000K CNY

Chuanyun Technology (Shanghai) Co., Ltd., registered at Building 1, 12th Floor, Block B, J, No. 399 Zhongren Road, Jiading District, Shanghai, with the registration authority of Jiading District Market Supervision Administration and the legal representative of Qiu Xiaobing, operates in general projects including technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Electronic product sales; Wholesale of electronic components; Sales of instruments and meters; Wholesale of computer software, hardware, and auxiliary equipment; Sales of mechanical equipment; Sales of office supplies; Sales of communication equipment; Sales of packaging materials and products; Wholesale of hardware products; Operation of wires and cables; Sales of specialized equipment for environmental protection; Wholesale of automotive spare parts; Retail of automotive spare parts; Automotive parts research and development; Mechanical equipment research and development; Information consulting services (excluding licensed information consulting services). (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) Licensed project: construction project construction; Construction project design. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Circular Connector, Pdf, 0603Waj0684t5e

TOP10
Shenzhen Shenggna Electronics Co., Ltd
Overall Score4.4 / 5
Est. Date2009-12-03
Registered Capital5000K CNY

Shenzhen Shenggna Electronics Co., Ltd. is registered at Building 15, Xialang Industrial Zone, Heshuikou Community, Matian Street, Guangming New District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Huang Biao. The business scope includes the import and export of goods and technology (excluding projects that require approval before registration according to laws, administrative regulations, and decisions of the State Council). Manufacturing of power electronic components; Sales of power electronic components; Mold manufacturing; Mold sales; Non residential real estate leasing. Design, research and development, production, and sales of connecting wires, connectors, electronic products, electronic accessories, hardware, plastic parts, and molds (except for projects that require approval according to law, which can be carried out independently with a business license). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Circular Connector, Connector, Industrial Connector

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Xi'an Lichuang Electronic Technology Co., Ltd2007-04-16Circular Connector, Plug Socket, Connector Plug Socket5000K CNYNot Supported
Changsha Siyuan Electromechanical Co., Ltd2004-06-23Circular Connector, Connector, Frequency Converter5080K CNYNot Supported
Mianyang Ruichi Electronic Technology Co., Ltd2012-03-05Circular Connector, J18e-25Pe, Integrated Circuit2000K CNYNot Supported
Nanjing Linhao Science and Trade Co., Ltd1997-05-12Circular Connector, Manual&Automatic Tools, Pcb Connector5000K CNYNot Supported
Shenzhen Tesijia Industrial Electronics Co., Ltd2005-07-21Circular Connector, Pcie Connector, D-Sub Connector10000K CNYNot Supported
Tianji Interconnect (Shenzhen) Technology Co., Ltd2023-05-23Circular Connector, Rf Connector, Automotive Connector10000K CNYNot Supported
Shenzhen Zhihang Precision Technology Co., Ltd2018-11-06Circular Connector, Circular Plug Connector, Aviation Plug Connector5000K CNYNot Supported
Shenzhen Mingrui Jingcheng Electronics Co., Ltd2015-12-02Circular Connector, Standard Connector, High Frequency Signal Processing1000K CNYNot Supported
Chuanyun Technology (Shanghai) Co., Ltd2019-08-06Circular Connector, Pdf, 0603Waj0684t5e1000K CNYNot Supported
Shenzhen Shenggna Electronics Co., Ltd2009-12-03Circular Connector, Connector, Industrial Connector5000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of circular connectors, it is recommended to prioritize checking the number of pins, protection level (such as IP67), and current and voltage parameters to ensure compatibility with equipment interface specifications. In industrial automation scenarios, additional attention should be paid to anti vibration performance.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers usually have more stable supply records in the aerospace or medical equipment fields.
  • Circular connectors are commonly used for waterproof and sealed connections in outdoor communication base stations. When purchasing, attention should be paid to the impact of the shell material (such as metal or engineering plastic) on corrosion resistance and weight, as their applicability varies greatly in different environments.
  • It is recommended to choose circular connectors with shielding design for high-frequency signal transmission scenarios, and evaluate the actual application cases of suppliers in the communication equipment industry, whose industry data support can reflect product reliability.

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