Wuhan Hertz Electric Power Equipment Co., Ltd. Was established in 2017. The company originated from a team of senior engineers from Wuhan High Voltage Institute and professors from Huazhong University of Science and Technology, formed in 1993. The company primarily focuses on the research and development of power testing equipment such as lightning impulse generators, partial discharge test devices, high current temperature rise systems, transformer comprehensive test systems, switchgear comprehensive test systems, and motor comprehensive test systems. It also extends its services to shielding room design and installation, grounding design, and construction, offering a comprehensive service platform. Currently, the company boasts two major bases: The Optics Valley Electromechanical Industry Park production and testing base, and the Science and Innovation Center office and R&D base.

Beijing GFUVE Electronics Co., Ltd. Was established in 2005. It combined science, industry and trade together as one high-tech enterprise. GFUVE mainly produces split core current transformer, high voltage ammeter recorder, IEC61850 test suite software, meter test equipment, current probe, reference standard meter, phantom load power source, electrical measurement instrument, relay test set, transformer test, CT analyzer, Test equipment, and power meter, power analyzer, intelligent digital meter, transducer, handheld terminal and split core current transformer, voltage transformer and current transformer models etc.

Wuhan Huadian Hi-Tech Electrical Equipment Co., Ltd. (abbreviated as Huadian Hi-Tech), established in 2007 through the corporatization restructuring of the tertiary subsidiary of the former Wuhan High Voltage Research Institute, is a high-tech enterprise. Its predecessor, Wuhan High Voltage Research Institute Huadian Electric Company, founded in 1991, was among China's earliest manufacturers of high-voltage testing equipment.

Longtime established in 2002, is a manufacture of FRP manually paste products during the initial stages. With the continuous development of company, in 2004 we began expanding our production to FRP duct rodders, we put 8 pultrusion equipments to produce the inner core of the FRP duct rodders, FRP pultrusion profiles, the products are very quickly lead the Chinese market, at the same time, we also supply high quality products to trader company at home and abroad. In the 2006, we have amassed a powerful experience with technology, we built a new 3, 000 square meters workshop for the FRP molding products, with 30 molding machines, the main products is FRP molding manhole covers, FRP molding water tank, stainless steel water tank, hot galvanized water tank, other water tank products, automotive damper and other molded products. In 2008, we set up foreign trade departments and reinforce emphasis on exports of the basic products. Our goal is to produce and research & development the medium and high quality products. At the end of 2008, our gross sales have been reached ten million. To attract talent, our company established a new products development department in Shijiazhuang, Hebei and successfully developed the Cooling tower fill, electrical equipment, corrugated culvert pipe and bridge products. The company built 3 work lines to products cooling tower fill, to supply products design and produce to every cooling tower manufactures. 2 work lines for the electric steel rod producing, which is widely used in the communication and electric power industry. With 2, 000 square meters workshops of the corrugated culvert pipe, product the half and assembled corrugated culvert pipe, to supply the products and service to the foreign customers. Strictly control product quality, rapidly develop and produce products, first-class service to the foreign customers, do Longtime's culture.

Wuhan Jiuhua Jingce Power Equipment Co., Ltd established in 2013, majored in manufacturing and marketing electric power safety testing equipment for more than 10 years, located in Wuhan Optics Valley Core Center. Our original testing equipments are widely used in fieds of indudtrial power system, communications industry and automobile, railroad, petrochemical industry, iron industry and power substation, energy conservation and environment protection and etc. Our featured products includes DC/AC hipot tester, Insulation Resistance Tester, Transformer Resistance Tester, Contact/Loop Resistance Tester, Three-phase Volt Ampere Meter, High Voltage Test Series and other electric power safety testing equipment. We are widely recognized and praised by customers in terms of professionalism, especially in the field of DC resistance testers. The company has set up several departments, including General Manager′ S Office, R&D department, production department, QC department, Procurement department, Sales Department, Human Resources Department, Finance Department. We have our own cooperated factory and large size warehouse, to insure the manufacturing and proceeding of product on time. Our company's business is steadily growing at present. It will be more prosperous in the future! We are alway tring every effort to offer our customers top-ranted quality product with best service. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and business. Warmly welcome to visit our company!

HV Hipot Co. Is a high-tech enterprise professionally engaged in R & D, manufacture, and marketing of power testing products, instrumentations, power industry automation systems, which are supplied for national power companies, metallurgy petrochemical corpations, factories and public institution.

Xian XZH Electric Power Technology Co., Ltd. is located in the Eastern development zone of Xi'an City, Shaanxi Province, China, . Xi'an, is reputed as the most time-honored city with 13 dynasties for about 2000 years

Located at Chongqing city--a southwest electromechanical manufacturing center as well as national municipality, Chongqing TOP is a professional leading manufacturer and supplier of oil purifiers and various related testers. We consists of departments respectively for technological development, machinery manufacture, instrument manufacture, quality control etc. On basis of mature development and manufacture technology and highly qualified production management team, the products own high quality, easy operation, excellent performance and lone service life.

Different kinds of products are available in our company. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.

Hunan Addition Instrument And apparatus Co., Ltd., founded in 2008, is a high-tech enterprise focusing on the research, development, production and sales of analytical instrument products and other laboratory equipment in the petrochemical industry. With more than 20 years of trade and export experience, we have cooperated with more than 100 countries and regions such as Russia, the UK, the US, the EU, the Middle East and Hong Kong. The company implements ERP management system, as well as IS09001, ISOI4001, OHSASI800L integrated management system. The company has strong technology and research and development strength, in the industry not only to maintain the analytical instrument performance stability, exquisite technology tradition, but also to improve the product performance, improve the product accuracy, simplify the operation mode, so that our products are more intelligent, humanized, personalized characteristics, welcomed by new and old customers.

Shanghai Changji Geological Instrument Co., Ltd is established in 1998, the former is Shanghai Geological Instrument Factory under the Ministry of the National Geology and Mineral Resource.

Founded in 2018, Lanjing Technology is a high-tech enterprise specializing in industrial anti-static products and packaging solutions. We are committed to providing global customers with high-quality anti-static packaging materials and one-stop customized services, supporting industries such as electronics, semiconductors, and precision instruments in achieving safe and efficient static control.

WINGTAI was founded in 2002

TUNKIA Co., Ltd. is a unique company with top R& D strength in electromagnetics in China. Since its founding in 1998, Changed its name to TUNKIA in 2006. TUNKIA focus on electromagnetic measurement technology, gathered more than 360 personnel all over the world.

Wuhan UHV Power Technology Co., Ltd., established in 2021, located in Wuhan East Lake New Technology Development Zone is also named Wuhan Optical Valley with convenient transportation access. And We have self-operation export and import rights.

Hengfeng Electric power equipment(Jinan) Co., Ltd is established in year of 2006, located at Jinan city, Shandong province, China. Hengfeng Electric is a professional manufacturer engaged in the research development production, sale and service of electric power systems.

Refine On (Hebei) Electric Power Technology Co., Ltd. is strategically located in the Mancheng High-tech Development Zone of Baoding City-a core area renowned for its agglomeration of high-tech enterprises in North China, boasting convenient transportation networks, abundant talent resources, and a supportive industrial ecosystem for technological innovation. Rooted in this fertile ground for development, the company has fully dedicated itself to the high-tech field of power system automation, focusing on the R&D, production, and promotion of cutting-edge products that address the core needs of the power industry. Its product portfolio covers a comprehensive range of solutions, including power system marketing measurement equipment (such as intelligent electric meters, metering verification devices, and load management terminals), operation and maintenance high-voltage testing instruments (like transformer oil BDV testers, high-voltage insulation resistance testers, and partial discharge detectors), distribution network testing tools (including feeder automation testers, fault locators, and cable testing equipment), power consumption inspection devices (such as electricity theft detection instruments and energy efficiency analysis tools), as well as a full line of specialized tools and meters. As a technology-driven enterprise integrating R&D, production, sales, and after-sales service, it has established a one-stop service system to ensure that every link from product conception to user application is seamlessly connected and of high quality.

Our factory was established in 1992. It is a key enterprise integrating scientific research and development and production of special equipment for wire and cable and various efficient energy-saving extrusion lines, cable take up machine, cable pay off machine, cable jacket extrusion line, cable caterpillar, cable stranders, etc...The company has a technical management team with high technical quality, strong research and development capabilities, in cable industry. With more than 20 years of manufacturing experience and strong technical strength, good business reputation and sales performance, it has won The trust and praise of customers at home and abroad, our machineries are popular all over the world, like USA, UK, Philippines, Saudi Aribia, Malaysia, Indonesia, Thailand, Neither land, Australia, etc...

BESTONE INDUSTRIAL Ltd. was established in 2010 and is located in the city of Hongkong, China.