Updated Sep 1, 2026 · Public platform & industry data

Sep 1, 2026 Updated

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2026 Top 10 Open Circuit Manufacturers in China Jiangsu

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

The top 10 Open Circuit manufacturers in Jiangsu for 2026 are: Jiangsu Daquan Kaifan E-commerce Co., Ltd, Shuyang County Ting Shi Yi E-commerce Co., Ltd, Suzhou Hard Control Technology Co., Ltd, Jiangsu Ankerui Electric Appliance Manufacturing Co., Ltd, Shangduochuan International Trade (Jiangsu) Co., Ltd, Changzhou Yunzhilan Material Recycling Co., Ltd, Nantong Tongcheng Automation Technology Co., Ltd, Jiangsu Ankerui Electric Energy Service Co., Ltd, Suzhou Runjia Recycling Resources Co., Ltd, Jiangsu Gongxiang Chuanglian Network 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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Jiangsu Daquan Kaifan E-commerce Co., Ltd
Overall Score4.9 / 5
Est. Date2019-05-06
Registered Capital10000K CNY

Jiangsu Daquan Kaifan E-commerce Co., Ltd., registered at No. 28 Yinlong Road, Moling Street, Jiangning District, Nanjing City (Jiangning Development Zone), registered with the Jiangning District Administrative Approval Bureau of Nanjing City, with Xu Xiang as the legal representative. Its business scope includes e-commerce; Computer information technology research and development, technology transfer, technology services, and technology consulting; Research and sales of computer software, hardware, and auxiliary equipment; Installation and sales of electromechanical equipment and accessories, communication equipment, and electrical equipment; Communication engineering construction; Design, produce, represent, and publish various types of domestic advertisements; Enterprise management consulting; Marketing planning; Research and development of instruments, electronic components, and automation systems for power transmission and transformation; Sales of instruments and meters, electronic components, lighting equipment, outdoor products, cleaning supplies, labor protection supplies, and metal products; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Open Circuit, Kfr3h, Kfp3h

Top 2
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Shuyang County Ting Shi Yi E-commerce Co., Ltd
Overall Score4.8 / 5
Est. Date2021-08-19
Registered Capital1000K CNY

Shuyang Tingshiyi E-Commerce Co., Ltd., with its registered address at No. 230, Xinqiao Group, Zhangji Village, Zhangji Street, Shuyang County, Suqian City, its registration authority is Shuyang County Market Supervision Administration, and its legal representative is Zhou Yejun. Its business scope includes general items: Internet sales (except for the sale of goods that need to be approved according to law) (in addition to the items that need to be approved according to law, it carries out business activities according to law with its business license). Core products: Open Circuit, Riding Drifting Goggles, Cnc Tool Holder Fixture

Top 3
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Suzhou Hard Control Technology Co., Ltd
Overall Score4.8 / 5
Est. Date2010-12-10
Registered Capital1000K CNY

Suzhou Hard Control Technology Co., Ltd., registered at Room 407, Building 2, Chenlei Science and Technology Park, No.1 Qunxing 1st Road, Suzhou Industrial Park (this address is not allowed to engage in retail), registered with the Suzhou Industrial Park Administrative Approval Bureau, with Yang Bo as the legal representative. Its business scope includes licensed projects: 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: complete sets of nuclear power equipment and engineering technology research and development; Sales of solar thermal power generation equipment; Sales of electrical equipment; Manufacturing of transformers, rectifiers, and inductors; Sales of wind farm related equipment; Manufacturing of power transmission, distribution and control equipment; Sales of offshore wind power related equipment; Sales of solar thermal power generation products; Sales of intelligent power transmission and distribution and control equipment; Manufacturing of distribution switch control equipment; Manufacturing of electrical signal equipment devices; Research and development of wind farm related systems; Software development; Software sales; Wholesale of electronic components; Sales of electronic components and electromechanical equipment; Sales of metal chains and other metal products; Sales of electronic specialized equipment; Sales of electronic measuring instruments; Sales of electrical and mechanical equipment; Sales of building decoration materials; Wholesale of hardware products; Sales of mechanical parts and components; Sales of distribution switch control equipment (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: Open Circuit, Molded Case Circuit Breaker, Intelligent Bus System

TOP4
Jiangsu Ankerui Electric Appliance Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2004-12-14
Registered Capital326860.2K CNY

Jiangsu Ankerui Electric Appliance Manufacturing Co., Ltd., registered at No. 5 ASEAN Road, Nanzha Street, Jiangyin City (business premises: No. 31 Hongtu Road, Nanzha Street, Jiangyin City), registered with Jiangyin Data Bureau, with Zhou Zhong as the legal representative, and its business scope includes general projects: manufacturing of electrical instruments and meters; Sales of electrical instruments and meters; Manufacturing of specialized instruments and meters for environmental monitoring; Sales of specialized instruments and meters for environmental monitoring; Manufacturing of supply instruments and meters; Sales of supply instruments and meters; Manufacturing of transformers, rectifiers, and inductors; Battery manufacturing; Battery sales; Manufacturing of communication equipment; Sales of communication equipment; Manufacturing of lighting fixtures; Sales of lighting fixtures; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of photovoltaic equipment and components; Manufacturing of IoT devices; Sales of IoT devices; Manufacturing of photovoltaic equipment and components; Manufacturing of industrial automatic control system devices; Research and development of Internet of Things technology; Sales of industrial automatic control system devices; Electronic product sales; Sales of advanced power electronic devices; Internet of Things technology services; Software development; Software sales; Manufacturing of power transmission, distribution and control equipment; Sales of intelligent power transmission and distribution and control equipment; Research and development of distribution switch control equipment; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Industrial Internet data service; Research and development of emerging energy technologies; Sales of electric accessories for new energy vehicles; Energy storage technology services; Sales of charging stations; Information system integration services; Intelligent control system integration; Research and development of online energy monitoring technology; Operational efficiency evaluation service; Development of intelligent water management system; Fire technology services; Technology import and export; Import and export of goods; Internet of Things application services; Information system operation and maintenance services; Information technology consulting services; Computer system services; Engineering management services; Energy saving management services; Engineering and technical services (excluding planning management, survey, design, and supervision); Contract energy management (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: Open Circuit, Ascb1 Intelligent Wechat Circuit Breaker, Fire Equipment Power Monitoring System

TOP5
Shangduochuan International Trade (Jiangsu) Co., Ltd
Overall Score4.7 / 5
Est. Date2019-04-29
Registered Capital10000K CNY

Shangduochuan International Trade (Jiangsu) Co., Ltd., with its registered address at No. 1816, Yurun Square Comprehensive Building, No. 20 Jinyuan North Road, Xucheng Town, Xuyi County, Huai'an City, is registered with the Xuyi County Administrative Approval Bureau and represented by Wang Jian. Its business scope includes self operated and agency import and export of various goods and technologies (excluding goods and technologies restricted or prohibited by the state for enterprise operation or import and export), as well as the design, installation, and technical services of electronic and electrical products, mechanical equipment and accessories, power equipment, instruments, automation equipment, and their production lines. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General projects: sales of electronic products; Wholesale of electronic components; Sales of electrical equipment; Sales of power facilities and equipment; Sales of industrial automatic control system devices; Sales of mechanical and electrical equipment; Sales of mechanical parts and components; Sales of mechanical equipment; Sales of high-speed rail equipment and accessories; Sales of communication equipment; Operation of wires and cables; Sales of valves and plugs; Sales of instruments and meters; Sales of pumps and vacuum equipment; Sales of pneumatic power machinery and components; Wholesale of automotive spare parts; Wholesale of computer software, hardware, and auxiliary equipment; Sales of daily necessities; Sales of office supplies; Sales of building materials; Sales of metal materials; Sales of rubber products; Sales of non-ferrous metal alloys; Sales of household appliances; General equipment repair; Electrical equipment repair; Network technology services; Advertising release; Information technology consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Domestic trade agency (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: Open Circuit, Friend Recycling, Relay

TOP6
Changzhou Yunzhilan Material Recycling Co., Ltd
Overall Score4.6 / 5
Est. Date2022-03-07
Registered Capital1000K CNY

Changzhou Yunzhilan Material Recycling Co., Ltd., with its registered address at No. 301 Qianwang Village, Zouqu Town, Zhonglou District, Changzhou City (1-04), registered with the Administrative Approval Bureau of Zhonglou District, Changzhou City, and represented by Wang Junling as its legal representative. Its business scope includes general projects such as productive waste metal recycling; Recycling of renewable resources (excluding productive waste metals); Sales of renewable resources; Sales of daily necessities; Sales of household appliances; Wholesale of automotive spare parts; Retail of automotive spare parts; Sale of second-hand goods; Operation of wires and cables; Sales of mechanical and electrical equipment; Sales of daily necessities; Sales of second-hand daily necessities; Car towing, rescue, and obstacle clearing services; Jewelry recycling and repair 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). Core products: Open Circuit, Smart-Ups Rt , Sensor

TOP7
Nantong Tongcheng Automation Technology Co., Ltd

Room 601, Building 7, No. 28 Binhai Road, Nantong Development Zone, Jiangsu Province

Overall Score4.6 / 5
Est. Date2006-06-05
Registered Capital1000K CNY

Nantong Tongcheng Automation Technology Co., Ltd. is located at Room 601, Building 7, No. 28 Binhai Road, Nantong Development Zone, Jiangsu Province. It was established on June 5, 2006, with the registration authority being the Administrative Approval Bureau of Nantong Economic and Technological Development Zone, and the legal representative being Cai Shuya. Core products: Open Circuit, Formula A Series Molded Case Circuit Breakers For Power Distribution, Valve Positioner

TOP8
Jiangsu Ankerui Electric Energy Service Co., Ltd
Overall Score4.6 / 5
Est. Date2022-10-28
Registered Capital30000K CNY

Jiangsu Ankerui Electric Energy Service Co., Ltd., registered at No. 31 Hongtu Road, Nanzha Street, Jiangyin City, with Wuxi Data Bureau as the registration authority and Bibo as the legal representative, is engaged in licensed projects including Class II value-added telecommunications services (projects that require approval by law and can only be carried out after approval by relevant departments, with specific business projects subject to approval results) and general projects including solar power generation technology services; Energy storage technology services; Wind power generation technology services; Energy saving management services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Internet data service; Software development; Research and development of wind farm related systems; Research and development of online energy metering technology; Research and development of efficient and energy-saving technologies in the power industry; Research and development of distribution switch control equipment; Manufacturing of power transmission, distribution and control equipment; Manufacturing of distribution switch control equipment; Manufacturing of IoT devices; Sales of distribution switch control equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of motor vehicle charging; Sales of charging stations; Operation of electric vehicle charging infrastructure; Sales of new energy vehicle battery swapping facilities; Sales of photovoltaic equipment and components; Sales of electrical instruments and meters; Sales of IoT devices; Sales of wind farm related 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: Open Circuit, Wireless Temperature Sensor, System Solution

TOP9
Suzhou Runjia Recycling Resources Co., Ltd
Overall Score4.4 / 5
Est. Date2015-04-14
Registered Capital1000K CNY

Suzhou Runjia Recycling Resources Co., Ltd., registered at Room 329, 2nd Floor, Building 27, Yangshan Science and Technology Industrial Park, No. 8 Jinyan Road, High tech Zone, Suzhou City, with the registration authority of Suzhou High tech Zone (Huqiu District) Data Bureau and the legal representative of Zhu Fufu, operates in the recycling of waste materials (excluding medical waste and dangerous goods); Loading and unloading services; Cleaning and sanitation services; Undertake non explosive housing demolition projects; Sales: Packaging materials, electronic products, mechanical equipment, plastic products, metal products, labor protection supplies. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Open Circuit, Electronic Components, Recycling Metals

TOP10
Jiangsu Gongxiang Chuanglian Network Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2019-06-19
Registered Capital10000K CNY

Jiangsu Gongxiang Chuanglian Network Technology Co., Ltd., registered at Room 1301-1310, 13th Floor, Building 2, No. 688 Longqiao Road, Jiangling Street, Wujiang District, Suzhou City, registered with the Wujiang District Administrative Approval Bureau of Suzhou City, with Huang Xingkuang as the legal representative. Its business scope includes technology development, technology transfer, technology consulting, and technology services in the fields of network technology and communication technology; Information system integration; Communication engineering; Computer software and hardware development and design; Sales and online sales: mechanical equipment and accessories, automation equipment, labor protection supplies, fire-fighting equipment and products, electronic components, electronic products, wires and cables, water-based coatings, adhesive products, power tools, instruments and meters, plastic products, electromechanical products, hardware and electrical equipment, clean room products, anti-static products, metal materials and products, chemical products (excluding hazardous chemicals), cleaning supplies, automotive supplies and accessories, daily necessities, office supplies, furniture, lighting fixtures, medical equipment, electrical equipment; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state); Maintenance of mechanical equipment; Business information consultation; Value added telecommunications services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Open Circuit, Chint, Delixi

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jiangsu Daquan Kaifan E-commerce Co., Ltd2019-05-06Open Circuit, Kfr3h, Kfp3h10000K CNYNot Supported
Shuyang County Ting Shi Yi E-commerce Co., Ltd2021-08-19Open Circuit, Riding Drifting Goggles, Cnc Tool Holder Fixture1000K CNYSupported
Suzhou Hard Control Technology Co., Ltd2010-12-10Open Circuit, Molded Case Circuit Breaker, Intelligent Bus System1000K CNYNot Supported
Jiangsu Ankerui Electric Appliance Manufacturing Co., Ltd2004-12-14Open Circuit, Ascb1 Intelligent Wechat Circuit Breaker, Fire Equipment Power Monitoring System326860.2K CNYNot Supported
Shangduochuan International Trade (Jiangsu) Co., Ltd2019-04-29Open Circuit, Friend Recycling, Relay10000K CNYNot Supported
Changzhou Yunzhilan Material Recycling Co., Ltd2022-03-07Open Circuit, Smart-Ups Rt , Sensor1000K CNYNot Supported
Nantong Tongcheng Automation Technology Co., Ltd2006-06-05Open Circuit, Formula A Series Molded Case Circuit Breakers For Power Distribution, Valve Positioner1000K CNYNot Supported
Jiangsu Ankerui Electric Energy Service Co., Ltd2022-10-28Open Circuit, Wireless Temperature Sensor, System Solution30000K CNYNot Supported
Suzhou Runjia Recycling Resources Co., Ltd2015-04-14Open Circuit, Electronic Components, Recycling Metals1000K CNYNot Supported
Jiangsu Gongxiang Chuanglian Network Technology Co., Ltd2019-06-19Open Circuit, Chint, Delixi10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of circuit breakers, it is recommended to prioritize checking key parameters such as rated current and breaking capacity to ensure compatibility with the load characteristics of the existing power system. In industrial scenarios, short-circuit withstand strength should also be considered.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. For example, data centers or manufacturing production lines have high requirements for the response speed of circuit breakers and need to be evaluated based on the supplier's past cases.
  • In the upgrade project of the power distribution system, it is necessary to distinguish the application scenarios of circuit breakers. For example, building distribution cabinets focus on compact design, while photovoltaic power stations need to consider special functions such as DC arc protection.
  • When purchasing circuit breakers, industry platforms can be used to compare supplier supply stability with statistical information. It is also recommended to pay attention to whether the enterprise has complete testing reports, but there is no need to excessively pursue non essential high specification configurations.

Knowledge Base

Q

Circuit breaker wiring fastening bolts are important connectors in power systems, and multiple factors need to be considered when selecting, such as material, size, strength, etc. This article will introduce how to correctly select circuit breaker wiring fastening bolts.

Q

An open circuit in an ammeter refers to the opening or interruption of the circuit in the ammeter, which prevents current from flowing through the ammeter and makes it impossible to measure the circuit correctly. This article will provide a detailed introduction to the concept, causes, judgment methods, and preventive measures of ammeter circuit breakers.

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