Updated Apr 17, 2026 · Public platform & industry data

Apr 17, 2026 Updated

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2026 Top 10 Junction Box Manufacturers in China

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

The top 10 Junction Box manufacturers in China for 2026 are: Gongzhen (Shanghai) Information Technology Co., Ltd, Shanghai Jinghan Electromechanical Equipment Co., Ltd, Tianjin Sina Intelligent Technology Co., Ltd, Haikang Fluorite Security Equipment Store in Shibei District, Shandong Yikuang Machinery Equipment Co., Ltd, Bazhou Chuangyue Hardware Products Co., Ltd, Shandong Kuang'an Heavy Industry Co., Ltd, Qingdao Sima Electric Appliance Co., Ltd, Changzhou Mengchen Electronic Technology Co., Ltd, Shenzhen Andahui Trading 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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Gongzhen (Shanghai) Information Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2017-12-22
Registered Capital5000K CNY

Gongzhen (Shanghai) Information Technology Co., Ltd., registered at Room 25J396, No. 4671 Cao'an Road, Jiading District, Shanghai, with the registration authority of Jiading District Market Supervision Bureau and the legal representative of Luo Renhua, engages in technology development, consulting, services, and transfer in the fields of information technology and computer software technology. Its business scope includes the import and export of mechanical equipment and accessories, industrial automation control equipment, labor protection supplies, fire-fighting equipment, electronic components, instruments and meters, rubber and plastic products, electromechanical equipment, hardware and electrical equipment, anti-static equipment, metal materials, metal products, cleaning supplies, automotive supplies and accessories, daily necessities, office supplies, furniture, lighting fixtures, and Class I medical equipment. It also engages in the import and export of goods and technology. Business, installation and maintenance of mechanical equipment (excluding special equipment). Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Junction Box, Terminal Block, Horizontal Connection Terminal

Top 2
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Shanghai Jinghan Electromechanical Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2015-04-14
Registered Capital500K CNY

Shanghai Jinghan Electromechanical Equipment Co., Ltd., with its registered address at Room 2113, No. 868 Jinqi Road, Fengxian District, Shanghai, is registered with the Market Supervision Bureau of Fengxian District. The legal representative is Wei Hai, and its business scope includes the wholesale and retail of electromechanical equipment, automation equipment, instruments and meters, computers, software and auxiliary equipment, communication equipment (except for satellite TV broadcasting ground receiving facilities), automotive parts, motorcycle parts, hardware and electrical equipment, metal materials, metal products, building decoration materials, chemical raw materials and products (except for hazardous chemicals, monitored chemicals, civilian explosives, and precursor chemicals), textiles, and daily necessities. It also provides business information consulting and 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: Junction Box, Bearing, Industrial Parts

Top 3
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Tianjin Sina Intelligent Technology Co., Ltd
Overall Score4.7 / 5
Est. Date2013-01-23
Registered Capital2000K CNY

Tianjin Sina Intelligent Technology Co., Ltd., registered at Unit 05, 28th Floor, Building 5, Tianhui Center, Intersection of Nanshi Street and Fu'an Street, Nanshi Street, Heping District, Tianjin, registered with the Market Supervision and Administration Bureau of Heping District, Tianjin, with Lu Zhaohang 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; Development of artificial intelligence application software; Sales of artificial intelligence hardware; Software development; Network technology services; Internet data service; Sales of mechanical equipment; Sales of electronic components and electromechanical equipment; Sales of optical instruments; Sales of instruments and meters; Sales of electrical equipment; Sales of specialized equipment for environmental protection; Sales of communication equipment; Sales of optoelectronic devices; Sales of pumps and vacuum equipment; Sales of generators and generator sets; Sales of hydraulic power machinery and components; Sales of pneumatic power machinery and components; Sales of gas compression machinery; Sales of servo control mechanisms; Sales of wind and electric tools; Retail of hardware products; Sales of firefighting equipment; Sales of electrical equipment; Sales of electronic measuring instruments; Battery sales; Fiber optic sales; Operation of wires and cables; Sales of metal materials; Sales of communication equipment; Wholesale of automotive spare parts; Sales of chemical products (excluding licensed chemical products); Sales of daily necessities; Sales of office supplies; Sales of labor protection equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); Information consulting services (excluding licensed information consulting services); Internet sales (except for the sale of goods that need to be licensed); Advertising design and agency; Advertising production. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Licensed project: Import and export of goods; Technology import and export; Import and export agency; Internet information service; The second type of value-added telecommunications services. (For projects that require approval according to 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: Junction Box, Other Categories, Electronic Components

TOP4
Haikang Fluorite Security Equipment Store in Shibei District
Overall Score4.6 / 5
Est. Date2019-12-11
Registered Capital-

Haikang Fluorite Security Equipment Store in Shibei District, Qingdao City, Shandong Province, with its registered address at 292 Weihai Road, Shibei District, Qingdao City. The registration authority is the Market Supervision Administration of Shibei District, Qingdao City, and the legal representative is Yang Huaju. Its business scope includes the installation and maintenance of monitoring equipment; Installation project of network monitoring equipment; Software development; Internet information consultation; Wholesale and retail: monitoring equipment, security monitoring equipment, building monitoring equipment, security monitoring systems, monitoring equipment and devices, fingerprint security products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Junction Box, Digital Video Recorder, Web Camera

TOP5
Shandong Yikuang Machinery Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2021-03-01
Registered Capital5000K CNY

Shandong Yikuang Machinery Equipment Co., Ltd., with its registered address at 1209, Building B, Yunhe City, Communist Youth League Road, Fuqiao Street, Rencheng District, Jining City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Rencheng District, Jining City. The legal representative is Zhao Yong, and the business scope includes general projects: sales of mechanical equipment; Mechanical equipment leasing; Wholesale of hardware products; Sales of specialized equipment for agricultural and sideline food processing; Sales of CNC machine tools; Sales of electrical and mechanical equipment; Sales of construction machinery; Sales of special equipment; Sales of specialized equipment for refining and chemical production; Agricultural machinery services; Leasing of construction machinery and equipment; Installation and maintenance of specialized machinery for agriculture, forestry, animal husbandry, and fisheries; Sales of mechanical parts and components; Installation services for ordinary mechanical equipment; Mechanical equipment research and development; Sales of mining machinery; Sales of agricultural machinery; Sales of labor protection equipment; Sales of building materials; 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 based on the business license.) Licensed projects: import and export of goods; Technology import and export. (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: Junction Box, Filter, Transportation Facilities

TOP6
Bazhou Chuangyue Hardware Products Co., Ltd
Overall Score4.5 / 5
Est. Date2020-05-07
Registered Capital1000K CNY

Bazhou Chuangyue Hardware Products Co., Ltd. is registered in Nanhao Village Industrial Zone, Kangxianzhuang Township, Bazhou City, Langfang City, Hebei Province. The registration authority is the Market Supervision Administration of Bazhou City, Langfang City, and the legal representative is Yan Quanle. Its business scope includes the manufacturing of other unspecified metal products. Production, processing, and sales: hardware products and accessories, plastic products and accessories, metal wire boxes, wire tubes. Machining. Selling building decoration materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Junction Box, Floor Socket Box, External Ear Junction Box

TOP7
Shandong Kuang'an Heavy Industry Co., Ltd
Overall Score4.5 / 5
Est. Date2020-11-05
Registered Capital51180K CNY

Shandong Kuang'an Heavy Industry Co., Ltd., with its registered address at Building 9, Shanbo Road South Yard, 666 meters east of the intersection of Shanbo Road and Haichuan Road, High tech Zone, Jining City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone. The legal representative is Chen Qian, and the business scope includes general projects such as mining machinery manufacturing; Manufacturing of power electronic components; General equipment manufacturing (excluding special equipment manufacturing); Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); Research and development of distribution switch control equipment; Mechanical equipment research and development; Research and development of motors and their control systems; Sales of mining machinery; Retail of electronic components; Sales of mechanical and electrical equipment; General equipment repair; Electrical equipment repair; Sales of underwater systems and operational equipment; Electronic product sales; Sales of plastic products; Information system operation and maintenance services; Maintenance of electronic and mechanical equipment (excluding special equipment); Installation services for ordinary mechanical equipment; Import and export of goods; Technology import and export; Internet sales (except for the sale of goods that need to be licensed); Sales of construction machinery. (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: Junction Box, Intelligent Air Door Remote Control System, Dxbl Series Mining Explosion-Proof Lithium-Ion Battery Power Supply

TOP8
Qingdao Sima Electric Appliance Co., Ltd
Overall Score4.5 / 5
Est. Date2007-01-19
Registered Capital500K CNY

Qingdao Sima Electric Appliance Co., Ltd., registered at Room 1402, Building 1, No. 26 Hai'an Road, Shibei District, Qingdao City, Shandong Province (this residence is only for enterprise communication), registered with the Market Supervision and Administration Bureau of Shibei District, Qingdao City. The legal representative is Gao Youquan, and the business scope includes wholesale of high and low voltage electrical appliances, plastic products, industrial automation products, instruments and meters, wires and cables, building materials, computer accessories, office automation products, office supplies, lighting fixtures, power tools, steel, wood, decorative materials, home accessories, needle textiles, clothing, chemical products (excluding dangerous goods), hardware; Software development; Electrical automation engineering; Network cabling; Import and export of goods and technology (excluding projects prohibited by laws and administrative regulations, and projects restricted by laws and administrative regulations can only be operated after obtaining a license). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Junction Box, Not Activated For Trading, Mag Terminal Box

TOP9
Changzhou Mengchen Electronic Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2014-08-01
Registered Capital5000K CNY

Changzhou Mengchen Electronic Technology Co., Ltd. is registered at Building 1, No. 5 Wutan Du Road, Licheng Town, Liyang City. The registration authority is the Liyang Administrative Approval Bureau, and the legal representative is Li Lei. The company's business scope includes the research and manufacturing of electronic components and electrical equipment, the manufacturing, processing, and sales of industrial automation equipment, voice broadcasting system equipment, high-temperature industrial monitoring, video monitoring equipment, explosion-proof products, and communication products, as well as the sales, installation, commissioning, and maintenance of security engineering construction and related equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Junction Box, Underwater Camera, Explosion-Proof Box

TOP10
Shenzhen Andahui Trading Co., Ltd
Overall Score4.3 / 5
Est. Date2025-02-14
Registered Capital100K CNY

Shenzhen Andahui Trading Co., Ltd., with its registered address at Room 301, 3rd Floor, Building B, Jihong R&D Building, No.1 Binglang Road, Fubao Community, Fubao Street, Futian District, Shenzhen. The registration authority is the Shenzhen Market Supervision Administration, and the legal representative is Chen Guangrui. Its business scope includes import and export of goods; Technology import and export; Domestic trade agency; Domestic freight forwarding agent; Wholesale of hardware products; Retail of hardware products; Sales of instruments and meters; Sales of mechanical equipment; Sales of mechanical and electrical equipment; Sales of electrical equipment; Sales of hydraulic power machinery and components; Sales of pneumatic power machinery and components; Sales of metal tools; Wholesale of electronic components; Sales of electrical instruments and meters; Sales of electronic measuring instruments; Sales of electronic components and electromechanical equipment; Sales of mechanical parts and components; Sales of fans and blowers; Sales of optical instruments; Sales of experimental analytical instruments; Sales of communication equipment; Wholesale of automotive spare parts; Retail of automotive spare parts; Sales of civil aviation materials; Sales of security equipment; Sales of labor protection equipment; Sales of special labor protection equipment; Sales of special equipment; Sales of high-speed rail equipment and accessories; Sales of office equipment and consumables; Sales of household appliance spare parts; Sales of household items; Sales of daily necessities; Sales of daily chemical products; Sales of pharmaceutical specialized equipment; Sales of lighting fixtures; Sales of glassware; Sales of metal products; Sales of lubricating oil; Sales of specialized packaging equipment; Sales of packaging materials and products; Wholesale of kitchenware, sanitary ware, and daily necessities; Retail of kitchenware, sanitary ware, and daily necessities; Wholesale of clothing and apparel; Sales of integrated circuit chips and products; Sales of photovoltaic equipment and components; Sales of building materials; Sales of metal fittings for construction; Sales of industrial automatic control system devices; Retail of computer software, hardware, and auxiliary equipment; Sales of chemical products (excluding licensed chemical products); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion. (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: Junction Box, Electromechanical Equipment, Instrumentation And Meters

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Gongzhen (Shanghai) Information Technology Co., Ltd2017-12-22Junction Box, Terminal Block, Horizontal Connection Terminal5000K CNYNot Supported
Shanghai Jinghan Electromechanical Equipment Co., Ltd2015-04-14Junction Box, Bearing, Industrial Parts500K CNYNot Supported
Tianjin Sina Intelligent Technology Co., Ltd2013-01-23Junction Box, Other Categories, Electronic Components2000K CNYNot Supported
Haikang Fluorite Security Equipment Store in Shibei District2019-12-11Junction Box, Digital Video Recorder, Web Camera-Not Supported
Shandong Yikuang Machinery Equipment Co., Ltd2021-03-01Junction Box, Filter, Transportation Facilities5000K CNYSupported
Bazhou Chuangyue Hardware Products Co., Ltd2020-05-07Junction Box, Floor Socket Box, External Ear Junction Box1000K CNYSupported
Shandong Kuang'an Heavy Industry Co., Ltd2020-11-05Junction Box, Intelligent Air Door Remote Control System, Dxbl Series Mining Explosion-Proof Lithium-Ion Battery Power Supply51180K CNYNot Supported
Qingdao Sima Electric Appliance Co., Ltd2007-01-19Junction Box, Not Activated For Trading, Mag Terminal Box500K CNYNot Supported
Changzhou Mengchen Electronic Technology Co., Ltd2014-08-01Junction Box, Underwater Camera, Explosion-Proof Box5000K CNYNot Supported
Shenzhen Andahui Trading Co., Ltd2025-02-14Junction Box, Electromechanical Equipment, Instrumentation And Meters100K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of junction boxes, it is recommended to match actual application scenarios based on key technical parameters such as current carrying capacity and protection level (such as IP65), such as photovoltaic power stations or industrial distribution systems.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support to ensure supply stability and long-term cooperation potential.
  • When deploying junction boxes outdoors or in humid environments, it is important to verify their sealing and weather resistance parameters to avoid performance degradation due to environmental factors.
  • Different materials of junction boxes (such as engineering plastics or metal shells) are suitable for differentiated installation scenarios, and a comprehensive evaluation of mechanical strength and insulation requirements should be conducted before procurement.

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