Updated Jul 17, 2026 · Public platform & industry data

Jul 17, 2026 Updated

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2026 Top 10 Programmable Controller Communication Module Manufacturers in China

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Top-rated Programmable Controller Communication Module suppliers, How to choose a Programmable Controller Communication Module manufacturer, Best Programmable Controller Communication Module companies in China

The top 10 Programmable Controller Communication Module manufacturers in China for 2026 are: Shenzhen Changxin Automation Equipment Co., Ltd, Zhejiang Xinyi Automation Equipment Co., Ltd, Jinan Youtian Machinery Equipment Co., Ltd, Shanghai Rencai Automation Technology Co., Ltd, Shenzhen Dios Automation Co., Ltd, Shanghai Tian'an Automation Equipment Co., Ltd, Shandong Oulaier Power Supply Co., Ltd, Shanghai Lanbei Electric Co., Ltd, Xiamen Yingyi Automation Technology Co., Ltd, Nanjing Hisilicon Automation System 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 Changxin Automation Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2012-02-29
Registered Capital500K CNY

Shenzhen Changxin Automation Equipment Co., Ltd., with its registered address at B39, 2nd Floor, Dongfang Yayuan, Baomin 2nd Road, Chentian Community, Xixiang Street, Bao'an District, Shenzhen, is registered with the Shenzhen Municipal Administration for Market Regulation. The legal representative is Liu Jinyan, and its business scope includes general business projects such as research and sales of automation equipment; Domestic trade; Import and export of goods and technology. Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council, the licensed business projects are:. Core products: Programmable Controller Communication Module, Dcs System Controller, Cpu Unit Controller Module

Top 2
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Zhejiang Xinyi Automation Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2018-01-12
Registered Capital10000K CNY

Zhejiang Xinyi Automation Equipment Co., Ltd., with its registered address at Room 420, No. 99 Zhenzhong East Road, Weitang Street, Jiashan County, Jiaxing City, Zhejiang Province, is registered with the Jiashan County Market Supervision Administration. The legal representative is Yang Bo, and its business scope includes general projects such as the sales of industrial automatic control system devices; Sales of mechanical and electrical equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of household appliances; Sales of mechanical equipment; General equipment repair; Specialized equipment repair; Electrical equipment repair; Sales of electrical equipment; Operation of wires and cables; Wholesale of electronic components; Instrument and meter repair; Sales of instruments and meters; Sales of power electronic components; Sales of CNC machine tools; Sales of construction machinery; Retail of hardware products; Sales of communication equipment; Sales of network 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: Programmable Controller Communication Module, Siemens S7-400, 6Gk Switch

Top 3
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Jinan Youtian Machinery Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2019-04-08
Registered Capital5000K CNY

Jinan Youtian Machinery Equipment Co., Ltd. is registered at 2320 Mingzhu Yihe Business Port, No. 88 Jingyi Road, Daguanyuan Street, Shizhong District, Jinan City, Shandong Province. The registration authority is the Market Supervision Administration of Shizhong District, Jinan City, and the legal representative is Zhang Mingzhe. The business scope includes licensed projects such as import and export of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) General projects: sales of mechanical equipment; Sales of instruments and meters; Retail of hardware products; Electronic product sales; Sales of chemical products (excluding licensed chemical products); Retail of computer software, hardware, and auxiliary equipment; Sales of Class I medical devices; Sales of Class II medical devices. (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: Programmable Controller Communication Module, Switch, Capacitance

TOP4
Shanghai Rencai Automation Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2016-11-15
Registered Capital500K CNY

Shanghai Rencai Automation Technology Co., Ltd., registered at No. 629 Changzhong Road, Fengxian District, Shanghai, with the registration authority of Fengxian District Market Supervision Administration and the legal representative of Xu Shengbo, operates in the field of automation, including technical consulting, development, services, and transfer, as well as sales of electrical equipment, electromechanical equipment, wires and cables, electronic components, and instruments. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Programmable Controller Communication Module, S7-1200, Et200

TOP5
Shenzhen Dios Automation Co., Ltd
Overall Score4.6 / 5
Est. Date2012-07-30
Registered Capital100K CNY

Shenzhen Dios Automation Co., Ltd., with its registered address at 709, Building A, Xincheng Plaza, Buyong Section, Xinhe Avenue, Shajing Street, Bao'an District, Shenzhen, is registered with the Bao'an Regulatory Bureau of the Shenzhen Market Supervision Administration. The legal representative is Liang Jianbo, and its business scope includes the sales of industrial control automation products and electronic components; Domestic trade, import and export of goods and technology. (Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council)^. Core products: Programmable Controller Communication Module, Takex In Bamboo, Yamatake (Yamatake)

TOP6
Shanghai Tian'an Automation Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2011-09-19
Registered Capital5000K CNY

Shanghai Tian'an Automation Equipment Co., Ltd., with its registered address at Room 1337, Building 24, No. 2 Xincheng Road, Nicheng Town, Pudong New Area, is registered with the Pudong New Area Market Supervision Bureau. The legal representative is Liu Likai, and the business scope includes the sales of electromechanical equipment and accessories, instruments and meters, wires and cables, hardware and electrical equipment, sensors, automation equipment, electrical equipment, electronic components, office equipment, environmental protection equipment, water pipe valves, installation and maintenance of electromechanical equipment, and electrical engineering. Projects that require approval by law must be approved by relevant departments before conducting business activities. Core products: Programmable Controller Communication Module, Beckhoff, Bus Module

TOP7
Shandong Oulaier Power Supply Co., Ltd
Overall Score4.5 / 5
Est. Date2024-08-08
Registered Capital3000K CNY

Shandong Oulaier Power Supply Co., Ltd., registered at 074, 3rd Floor, No. 4 Weisi Road, Daguanyuan Street, Shizhong District, Jinan City, Shandong Province (multiple photos for one address), registered with the Market Supervision and Administration Bureau of Shizhong District, Jinan City, with Li Dexi as the legal representative. Its business scope includes general projects: sales of electronic components and electromechanical component equipment; Research and development of distribution switch control equipment; Sales of distribution switch control equipment; Sales of power electronic components; Sales of electric dynamometer motors; Sales of electrical instruments and meters; Sales of electrical equipment; Sales of intelligent power transmission and distribution and control equipment; Battery sales; Sales of generators and generator sets; Sales of electrical accessories; Sales of household appliances; Sales of experimental analytical instruments; Electronic product sales; Sales of electronic specialized equipment; Retail of bicycles and spare parts; Retail of automotive spare parts; Retail of motorcycles and spare parts; Wholesale of automotive spare parts; Sales of new catalytic materials and additives; Sales of new membrane materials; Sales of new ceramic materials; Sales of new metal functional materials; Import and export of goods; Recycling of renewable resources (excluding productive waste metals); Sales of specialized equipment for environmental protection; Construction of earthwork engineering; Engineering management services; Biomass fuel processing; Sales of biomass pellet fuels. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license.) Licensed project: demolition of buildings (excluding blasting operations). (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: Programmable Controller Communication Module, Dc Panel, Lead-Acid Battery

TOP8
Shanghai Lanbei Electric Co., Ltd
Overall Score4.5 / 5
Est. Date2014-03-26
Registered Capital2000K CNY

Shanghai Lanbei Electric Co., Ltd., with its registered address at Building 2, No. 181 Songyu Road, Tinglin Town, Jinshan District, Shanghai (Jinliang Economic Community), is registered with the Jinshan District Market Supervision and Administration Bureau and represented by Liu Likai. Its business scope includes general projects such as sales of electrical equipment; Sales of mechanical and electrical equipment; Sales of mechanical parts and components; Sales of instruments and meters; Operation of wires and cables; Retail of hardware products; Sales of power electronic components; Retail of electronic components; Sales of mechanical equipment; Ship sales; Sales of office equipment; Retail of computer software, hardware, and auxiliary equipment; Software development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Installation services for ordinary mechanical equipment; Electrical equipment repair; Import and export of goods; Technology import and export. (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; Electrical installation 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: Programmable Controller Communication Module, Beckhoff, Kn Switch

TOP9
Xiamen Yingyi Automation Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2014-12-16
Registered Capital10000K CNY

Xiamen Yingyi Automation Technology Co., Ltd., with its registered address at Room 602, No. 482 Xinglinwan Road, Jimei District, Xiamen City, is registered with the Market Supervision Administration of Jimei District, Xiamen City. The legal representative is Mao Guihua, and its business scope includes general projects such as engineering and technical research and experimental development; Sales of electrical equipment; Sales of mechanical and electrical equipment; Sales of electrical signal equipment devices; Mold sales; Professional design services; Wholesale of hardware products; Sales of metal tools; Sales of mechanical parts and components; Internet equipment sales; Sales of digital video surveillance systems; Sales of network equipment; Sales of industrial automatic control system devices; Electronic product sales; Sales of IoT devices; Software sales; Integrated circuit sales; Sales of information security equipment; Sales of calculator equipment; Information system integration services; Wholesale of computer software, hardware, and auxiliary equipment; Wholesale of electronic components; Software development; Sales of metal materials; Retail of computer software, hardware, and auxiliary equipment; Wholesale of arts and crafts and collectibles (excluding ivory and its products); Wholesale of jewelry; Wholesale of sports goods and equipment; Outdoor product sales; Sales of communication equipment; Wholesale of stationery supplies; Sales of office supplies; Wholesale of daily necessities; Wholesale of kitchenware, sanitary ware, and daily necessities; Advertising production; Advertising release; Advertising design and agency; Sales of daily miscellaneous goods; Import and export of goods; Import and export agency; Technology import and export; Sales of instruments and meters; Sales of electrical instruments and meters; Sales of supply instruments and meters; Home appliance installation services; Installation services for ordinary mechanical equipment; 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 project: Electrical installation 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: Programmable Controller Communication Module, Ic693, Keyence

TOP10
Nanjing Hisilicon Automation System Co., Ltd
Overall Score4.3 / 5
Est. Date2013-04-08
Registered Capital10000K CNY

Nanjing Haisi Automation System Co., Ltd., registered at Room 503-2, Building B, No. 3, Nanjing Baixia High tech Industrial Development Zone, No. 8 Yongfeng Avenue, Qinhuai District, Nanjing, registered with the Qinhuai District Administrative Approval Bureau of Nanjing, with Cheng Xinxiang as the legal representative. Its business scope includes general projects such as software development; Information system integration services; Artificial intelligence industry application system integration services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of instruments and meters; Retail of computer software, hardware, and auxiliary equipment; Sales of industrial control computers and systems; Sales of mechanical and electrical equipment; Sales of intelligent instruments and meters; Wholesale of computer software, hardware, and auxiliary equipment; Manufacturing of mechanical and electrical equipment; Manufacturing of instruments and meters; Manufacturing of intelligent instruments and meters; Sales of electronic components and electromechanical 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: Programmable Controller Communication Module, , Data Collector

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Shenzhen Changxin Automation Equipment Co., Ltd2012-02-29Programmable Controller Communication Module, Dcs System Controller, Cpu Unit Controller Module500K CNYNot Supported
Zhejiang Xinyi Automation Equipment Co., Ltd2018-01-12Programmable Controller Communication Module, Siemens S7-400, 6Gk Switch10000K CNYNot Supported
Jinan Youtian Machinery Equipment Co., Ltd2019-04-08Programmable Controller Communication Module, Switch, Capacitance5000K CNYNot Supported
Shanghai Rencai Automation Technology Co., Ltd2016-11-15Programmable Controller Communication Module, S7-1200, Et200500K CNYNot Supported
Shenzhen Dios Automation Co., Ltd2012-07-30Programmable Controller Communication Module, Takex In Bamboo, Yamatake (Yamatake)100K CNYNot Supported
Shanghai Tian'an Automation Equipment Co., Ltd2011-09-19Programmable Controller Communication Module, Beckhoff, Bus Module5000K CNYNot Supported
Shandong Oulaier Power Supply Co., Ltd2024-08-08Programmable Controller Communication Module, Dc Panel, Lead-Acid Battery3000K CNYNot Supported
Shanghai Lanbei Electric Co., Ltd2014-03-26Programmable Controller Communication Module, Beckhoff, Kn Switch2000K CNYNot Supported
Xiamen Yingyi Automation Technology Co., Ltd2014-12-16Programmable Controller Communication Module, Ic693, Keyence10000K CNYNot Supported
Nanjing Hisilicon Automation System Co., Ltd2013-04-08Programmable Controller Communication Module, , Data Collector10000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of programmable controller communication modules, it is recommended to prioritize confirming key technical parameters such as communication protocol types (such as PROFIBUS, EtherNet/IP) and transmission rates to ensure compatibility with existing PLC systems.
  • In industrial automation scenarios, different communication modules are suitable for device layer networking or control layer data exchange. When purchasing, the selection can be based on the fieldbus topology or wireless transmission 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.
  • For high electromagnetic interference environments, it is recommended to pay attention to the protection level and anti-interference performance of the module. For example, models that support fiber optic communication are more suitable for complex working conditions such as metallurgy and power.

Knowledge Base

Q

Programmable Logic Controller (PLC) is a digital operational electronic system specifically designed for industrial applications. It uses programmable memory to store user programs and execute user oriented instructions such as logical operations, sequential control, timing, counting, and arithmetic operations, and controls various types of machinery or production processes through digital or analog input/output.

Q

The expansion module of a programmable controller is an auxiliary module used to expand the functions and I/O points of a PLC. Its main functions are as follows. One is to expand the number of I/O points. When the I/O points of the basic PLC cannot meet the control requirements of the industrial site, connecting the I/O expansion module can increase the number of input and output points and adapt to more external devices such as sensors and actuators

Q

Programmable Logic Controller (PLC) is a digital operational electronic system specifically designed for industrial applications. It uses programmable memory to store user programs and execute user oriented instructions such as logical operations, sequential control, timing, counting, and arithmetic operations, and controls various types of machinery or production processes through digital or analog input/output.

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