Updated Aug 22, 2026 · Public platform & industry data

Aug 22, 2026 Updated

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2026 Top 10 Circular Proximity Switch Manufacturers in China Jiangsu

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

The top 10 Circular Proximity Switch manufacturers in Jiangsu for 2026 are: Nanjing Tongbang Automation Co., Ltd, Nanjing Kaijite Electric Co., Ltd, Shandong Shunte Electric Co., Ltd, Hubei Hangrong Electric Co., Ltd, Nanjing Kaikit Sensing Technology Co., Ltd, Nanjing Kaijite Electric Co., Ltd, Nanjing Kaijite Electric Co., Ltd, Nanjing Tongbang Automation Co., Ltd, Nanjing Kaijite Electric Co., Ltd, Nanjing Zhihe Automation Engineering 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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JiangsuJiangsu
Top 1
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Nanjing Tongbang Automation Co., Ltd
Overall Score4.9 / 5
Est. Date2017-06-15
Registered Capital1000K CNY

Nanjing Tongbang Automation Co., Ltd., registered at Room 201, Building A, No. 18 Xianlin Avenue, Maqun Street, Qixia District, Nanjing City (Maqun Technology Entrepreneurship Center), registered with the Administrative Approval Bureau of Qixia District, Nanjing City, with Cui Dawei as the legal representative. Its business scope includes research and development of industrial automatic control systems, technical services, and technology transfer; Sales of general equipment and accessories, specialized equipment and accessories, electrical equipment and equipment, instruments and meters, hardware and electrical components, and optoelectronic devices. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Circular Proximity Switch, Radar Ranging, Only Measure Aluminum Full Thread Full Metal Proximity

Top 2
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Nanjing Kaijite Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2010-10-26
Registered Capital6000K CNY

Nanjing Kaijite Electric Co., Ltd., with its registered address at Building 1, No. 5 Jinma Road, Maqun Science and Technology Park, Maqun Street, Qixia District, Nanjing City, is registered with the Administrative Approval Bureau of Qixia District, Nanjing City. The legal representative is Zheng Bin, and the business scope includes research and development, production, sales, technology transfer, technical consulting, and technical services of electrical machinery, instruments and meters, electronic products, and electronic components; 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: Circular Proximity Switch, Photoelectric Switch, Proximity Switch

Top 3
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Shandong Shunte Electric Co., Ltd
Overall Score4.7 / 5
Est. Date2019-05-14
Registered Capital10000K CNY

Shandong Shunte Electric Co., Ltd., with its registered address at Workshop 3, No. 9 Jiejia Road, Jiezhuang Street, 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 Wang Jian, and its business scope includes general projects such as mechanical and electrical equipment manufacturing; Manufacturing of instruments and meters; Manufacturing of optoelectronic devices; Mining machinery manufacturing; Sales of mining machinery; Sales of electrical instruments and meters. (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 Proximity Switch, Chute Blockage Switch, Bidirectional Rope Switch

TOP4
Hubei Hangrong Electric Co., Ltd
Overall Score4.6 / 5
Est. Date2013-10-11
Registered Capital8000K CNY

Hubei Hangrong Electric Co., Ltd., registered at Hangrong Science and Technology Park, Longchi Industrial Zone, Macheng City, Hubei Province, with the Market Supervision and Administration Bureau of Macheng City as the registration authority and Xu Chongwu as the legal representative, is engaged in the research and development, manufacturing, processing, and sales of high and low voltage electrical appliances, complete sets of electrical equipment, mining explosion-proof electromechanical equipment, belt conveyor comprehensive protection systems, explosion-proof electrical appliances, sensors, industrial and mining accessories, electrical accessories, cables, lighting appliances, switches, electronic components, pneumatic hydraulic components, automation machinery and equipment, and automation industrial robots; Import and export of goods (excluding goods prohibited or restricted by the state); House rental. (For licensed business projects, relevant department licenses must be obtained before operation.). Core products: Circular Proximity Switch, Slot Type Photoelectric Switch, Limit Switch

TOP5
Nanjing Kaikit Sensing Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2016-03-30
Registered Capital5000K CNY

Nanjing Kaikit Sensing Technology Co., Ltd., registered at No. 777 Kening Road, Jiangning District, Nanjing City, Shenzhihui Valley 9 # 101 (Jiangning High tech Park), registered with the Jiangning District Administrative Approval Bureau of Nanjing City, with Wang Qi as the legal representative. Its business scope includes electronic sensors, electronic switches, instruments and meters, electronic products, software technology development, electrical machinery research and development, production, and sales; Electronic components, development of electronic components, technology transfer, technical consulting, and technical services; 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: Circular Proximity Switch, Background Suppression Type, Gear Speed Sensor

TOP6
Nanjing Kaijite Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2010-10-26
Registered Capital6000K CNY

Nanjing Kaijite Electric Co., Ltd., with its registered address at Building 1, No. 5 Jinma Road, Maqun Science and Technology Park, Maqun Street, Qixia District, Nanjing City, is registered with the Administrative Approval Bureau of Qixia District, Nanjing City. The legal representative is Zheng Bin, and the business scope includes research and development, production, sales, technology transfer, technical consulting, and technical services of electrical machinery, instruments and meters, electronic products, and electronic components; 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: Circular Proximity Switch, Radar Level Gauge, Photoelectric Switch Sensor

TOP7
Nanjing Kaijite Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2010-10-26
Registered Capital6000K CNY

Nanjing Kaijite Electric Co., Ltd., with its registered address at Building 1, No. 5 Jinma Road, Maqun Science and Technology Park, Maqun Street, Qixia District, Nanjing City, is registered with the Administrative Approval Bureau of Qixia District, Nanjing City. The legal representative is Zheng Bin, and the business scope includes research and development, production, sales, technology transfer, technical consulting, and technical services of electrical machinery, instruments and meters, electronic products, and electronic components; 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: Circular Proximity Switch, Sensor, Proximity Switch

TOP8
Nanjing Tongbang Automation Co., Ltd
Overall Score4.5 / 5
Est. Date2017-06-15
Registered Capital1000K CNY

Nanjing Tongbang Automation Co., Ltd., registered at Room 201, Building A, No. 18 Xianlin Avenue, Maqun Street, Qixia District, Nanjing City (Maqun Technology Entrepreneurship Center), registered with the Administrative Approval Bureau of Qixia District, Nanjing City, with Cui Dawei as the legal representative. Its business scope includes research and development of industrial automatic control systems, technical services, and technology transfer; Sales of general equipment and accessories, specialized equipment and accessories, electrical equipment and equipment, instruments and meters, hardware and electrical components, and optoelectronic devices. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Circular Proximity Switch, Hall Gear Speed Sensor, Square Series

TOP9
Nanjing Kaijite Electric Co., Ltd
Overall Score4.4 / 5
Est. Date2010-10-26
Registered Capital6000K CNY

Nanjing Kaijite Electric Co., Ltd., with its registered address at Building 1, No. 5 Jinma Road, Maqun Science and Technology Park, Maqun Street, Qixia District, Nanjing City, is registered with the Administrative Approval Bureau of Qixia District, Nanjing City. The legal representative is Zheng Bin, and the business scope includes research and development, production, sales, technology transfer, technical consulting, and technical services of electrical machinery, instruments and meters, electronic products, and electronic components; 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: Circular Proximity Switch, Photoelectric Sensor, Laser Sensor

TOP10
Nanjing Zhihe Automation Engineering Co., Ltd
Overall Score4.4 / 5
Est. Date2015-07-29
Registered Capital5000K CNY

Nanjing Zhihe Automation Engineering Co., Ltd., with its registered address at No. 18 Zhilan Road, Science Park, Jiangning District, Nanjing City, is registered with the Jiangning District Administrative Approval Bureau of Nanjing City. The legal representative is Yang Weina, and its business scope includes industrial automation engineering construction; Research, installation, and sales of automation components and automation software; Manufacturing and sales of distribution cabinets and accessories, metal structural components, industrial instruments and meters; Construction of mechanical and electrical equipment installation projects; Software development; 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: Circular Proximity Switch, Bonner, Schneider

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Nanjing Tongbang Automation Co., Ltd2017-06-15Circular Proximity Switch, Radar Ranging, Only Measure Aluminum Full Thread Full Metal Proximity1000K CNYNot Supported
Nanjing Kaijite Electric Co., Ltd2010-10-26Circular Proximity Switch, Photoelectric Switch, Proximity Switch6000K CNYNot Supported
Shandong Shunte Electric Co., Ltd2019-05-14Circular Proximity Switch, Chute Blockage Switch, Bidirectional Rope Switch10000K CNYNot Supported
Hubei Hangrong Electric Co., Ltd2013-10-11Circular Proximity Switch, Slot Type Photoelectric Switch, Limit Switch8000K CNYNot Supported
Nanjing Kaikit Sensing Technology Co., Ltd2016-03-30Circular Proximity Switch, Background Suppression Type, Gear Speed Sensor5000K CNYNot Supported
Nanjing Kaijite Electric Co., Ltd2010-10-26Circular Proximity Switch, Radar Level Gauge, Photoelectric Switch Sensor6000K CNYNot Supported
Nanjing Kaijite Electric Co., Ltd2010-10-26Circular Proximity Switch, Sensor, Proximity Switch6000K CNYNot Supported
Nanjing Tongbang Automation Co., Ltd2017-06-15Circular Proximity Switch, Hall Gear Speed Sensor, Square Series1000K CNYNot Supported
Nanjing Kaijite Electric Co., Ltd2010-10-26Circular Proximity Switch, Photoelectric Sensor, Laser Sensor6000K CNYNot Supported
Nanjing Zhihe Automation Engineering Co., Ltd2015-07-29Circular Proximity Switch, Bonner, Schneider5000K CNYNot Supported

Purchasing Guide

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

  • In the actual procurement process of circular proximity switches, it is recommended to prioritize checking key technical parameters such as detection distance, response frequency, and protection level to ensure that they match the requirements of equipment installation space and working conditions.
  • For automated production lines or logistics sorting scenarios, it is necessary to choose circular proximity switches with strong electromagnetic interference resistance and dust resistance to meet high-frequency detection requirements.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information.
  • Circular proximity switches made of different materials (such as stainless steel or plastic shells) are suitable for special environments such as food processing or chemical engineering, and should be evaluated for corrosion conditions when purchasing.

Knowledge Base

Q

This article introduces the working principle and application scenarios of inductive ring proximity switches, provides a detailed analysis of the related technologies involved, and elaborates on their important role in the field of industrial automation.

Q

Circular proximity switch is a non-contact sensor that detects metal objects through electromagnetic induction principle. It has a circular hollow structure for easy installation. This article provides a detailed explanation of its working principle, unique advantages, and typical application scenarios, helping readers quickly master this industrial testing tool.

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