Zhongshan Zhongda Electric Power Automation Co., Ltd. is located in Zhongshan City, Guangdong Province, which has beautiful scenery and pleasant climate. It is adjacent to Guangzhou in the north and Hong Kong and Macao, and has superior geographical advantages. In 2007, Zhongshan Zhongda Electric Power Automation Co., Ltd. was formally established in the first national private science and technology park in Zhongshan City. The company is committed to the research and development of energy management and control systems and the production of new power and electrical products. Based on the values ​​of wisdom, innovation, leadership and service, the company introduced advanced ERP, CRM, OA and other management systems at the beginning of its establishment.

The main products of Sonnessi Technology include: Hall elements, Hall chips, Hall switch chips, current sensors, voltage sensors, Hall gear speed sensors, Hall vane sensors, Hall proximity switches, magnetoresistive gear sensors, Gauss meters, flux meters, precision resistors, magnetic pole detectors, and various permanent magnet and soft magnetic products.

Sonplas is a leading manufacturer of assembly and testing systems and supplies turnkey solutions in the areas of fuel injection, electromobility, aerospace technology and automotive safety systems.

Solutions provider - equipment, services and technical training - in acoustics, vibrations, thermography, condition monitoring and electrical measurement of mechanical quantities.

Insulation Resistance Tester, Protection Relay Tester, Current Transformer Tester, Voltage Withstand Tester, Insulation Current Tester, FLIR, BEAMEX, DRUCK, TESTO, ADDITEL, GRAPHTEC, SEAWARD, TRANSMILLE, ECOM, MC, HGH/EOI, LR-CAL, AMS, PRESYS

A website that supports engineers by producing and selling automatic measurement software for PCs.

Graphtec Corporation

Strata Plumbing Services are a leading plumbing company, specialising in pipe relining, sewer blockage, pipe location, leak detection and more.

Wuhan Sangong Optoelectronic Equipment Manufacturing Co., Ltd. is a nationally recognized high-tech enterprise. The company is dedicated to the research and development and production of laser scribing machines, laser marking machines, laser engraving machines, laser cutting machines, stringing machines, solar module testers, solar cell sorting machines, laser resistance trimming machines, lasers, and solar module production lines. We sincerely provide a full set of application solutions and perfect system services for Chinese and foreign companies.

Dongguan Xinlei Magnetoelectric Co., Ltd