three phase reference meter700+ factories verified

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.

Zhejiang Hanpu Power Technology Co., Ltd. is a holding subsidiary of Xiamen RED PHASE Power Equipment Co., Ltd. (stock code 300427) with a registered capital of 20 million US dollars. It has a modern industrial plant of 37, 000 square meters and more than 490 employees. Hanpu, founded in 1992, is a high-tech enterprise integrating R&D, manufactures and sells devices and systems for producing, measuring, testing and calibrating electric/kwh energy meter. With more than 30 years industry experience, in total 4 R&D centers in Haiyan, Suzhou, Ningbo and Xiamen, and has a domestic first-class electric automation R&D team and independent intellectual property rights. At present, it has obtained 12 invention patents, 27 utility model patents and 77 software copyrights.

Yueqing Tainihan Electrical Technology Co., Ltd is located in Xiangyang industrial zone, liushi town, Yueqing City, Zhejiang province, China, which focus on electronic and electro-mechanical meter.

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.

Haiyan Jinhan Import-Export Co., Ltd. Was developed on the basis of the foreign trade department of Haiyan Jinhan Electronic Technology Co., Ltd. Haiyan Jinhan Electronic Technology Co., Ltd. Was established on November 18, 2004. It is located at No. 485, Yanjia Road, Wanghai Street, Haiyan County, Jiaxing City, Zhejiang Province, China (formerly No. 128 Yinyan Avenue).

Sinotie is a professional company, engaged in production of energy meter testing instruments and CTs. Its products sell to all over the world: Asia, Europe, South America and Africa.

Romaz Technology Co., Ltd. is a subsidiary of LONPART (UK) Electronics Co., Ltd. Romaz is a engaged in the power quality analyzer, power meter, reactive power compensation products and data management system (SCADA) professional manufacturers. Our Romaz series covers most of its needs, ranging from simple low-cost panel meters for building management to high-end power quality analyzers for demanding smart grid applications. Our Romaz products have been used in more fields, including: Power plants, automobile manufacturing, large machinery manufacturing, food production, pharmaceutical factory, water treatment, commercial buildings, hospitals, subway and so on. Romaz has its own strong sales team, service team, product laboratory and product development team, who have rich experience in their respective fields. Studying new solutions and developing new products is critical to bringing the best technology to our customers. Our R & D team enables us to respond flexibly to market demand, provide customized modifications for existing products, and develop new solutions for special projects. Romaz works with a lot of high-end suppliers to provide customers with better products and services.

Kaifeng ChuangXin Measurement and Control Instrument Co., Ltd. Was established in 2009, and is a professional company occupied in instruments R & D, manufacturer, sales and technical counsel. The main products are Electromagnetic Flowmeter, Vortex Flowmeter, Turbine Flowmeter, Orifice Flowmeter, Metal float flowmeter, Ultrasonic flowmeter, Swirlmeter and some other process control instruments. Our products are widely used in water treatment, environmental protection, water conservancy, petroleum, chemical, pharmaceutical, natural gas, electricity, heating supplying, papermaking, metallurgy, scientific research, military project and other fields.

Aister Instrument (Shanghai) Co., Ltd. is a comprehensive enterprise that integrates research and development, production, and sales of intelligent water meters, flow meters, level meters, and flow detection equipment. The company's primary product range includes thermal gas mass flowmeters, gas (liquid) turbine flowmeters, vortex flowmeters, precession vortex flowmeters, gas roots flowmeters, ultrasonic flowmeters, electromagnetic flowmeters etc.

We are a manufacturer, producing digital pressure gauge, pressure switch, diaphragm type pressure switch, pressure transducer, DIN rail energy meter,

Blue Jay is a professional Chinese local industrial power and energy meter manufacturer with over 10 years of experience. We hold full capabilities in industrial power and energy meter manufacture, which supports us in offering you a one-stop solution for OEM/ODM customers. Many times, we are not only manufacturing for you but also supporting your design according to your final applications.

Shanghai PINYAN TECHNOLOGY M&C Co., Ltd, the earliest professional manufacturer integrated R&D, Production and sales in China, is specialized at manufacturing Rogowski coils, integrator and power meter, power quality analyzer with proprietary intellectual property rights. We also provide technical support and hardware equipment for comprehensive solutions of power monitoring, IOT, smart grid and cloud server.

Smart Electrical Engineering Co., Ltd (SEE) is a modern, new and high technology company that provides quality goods and solutions to its clients over the world. Its products includes high protection class plastic boxes, such as meter boxes, distribution boxes, low-voltage and MID-voltage distribution panels, smart metering units for big power consumption users, new energy related products, such as solar street light, solar water pump, solar conjunction boxes, mold design and production, engineering products, smart production factory setup solution and turn key projects.

Zhongcheng Metering(ZCM) Limited, established in 2006, is a high-tech company dedicated to dedicated in manufacturing and exporting smart energy meters, smart water meters, gas meters, meter boxes, circuit breakers etc low voltage and middle voltage electric products for industrial sectors. We maket our products in overseas market under the brands BEST Electric and ZCM.

Hangzhou Antin Power Technology Co., Ltd is located in Hangzhou, China, known as the "Silicon Valley of Paradise". Establishment in 2013. Antin Power is one of the leading manufacturers and suppliers of electricity meters and energy measurement solutions to help worldwide customers visualize all energy usage and improve productivity and energy efficiency. Over the years, Antin Power has developed a wide range of products including DIN rail energy meters, multi-function energy meters, prepaid energy meters, panel meters, etc., which could be widely used in the applications like energy management and monitoring system, sub-billing systems, electrical SCADA system etc.

Shandong Rongxian Instrument Technology Co., Ltd. Was established in 2016 and is located in Linyi, a national innovative city, situated at the intersection of the Yangtze River Delta Economic Circle and the Bohai Rim Economic Circle. It also serves as a leading city in the South Shandong Economic Belt. Leveraging its geographical advantages and R&D capabilities, the company has grown into a leading technology enterprise in the remote meter reading and energy management industry, relying on its profound industry experience, technological innovation, and the "Smart Energy Management Platform. "

Zhejiang Tongzheng Electric Co., Ltd. Manufactures MCB, MCCB, SPD, WiFi product, voltage and current meters, and Energy meter, operates in industries that covers low-voltage electrical appliances, power transmission and distribution equipment, instrumentation, building electrical appliances, smart home, photovoltaic power generation equipment manufacturing, etc., and the products are sold well in more than 100 countries and regions in the world. And has entered Europe, Asia, the Middle East and Africa and other international main supporting markets. We uphold the "customer first, quality first" business philosophy, to provide customers with the best quality products and services. Raw material inspection: For the purchased electrical components, wires and other raw materials, we strictly verify the specifications and parameters, as well as the material certificates. Through processes such as visual inspection and performance testing, we ensure that no substandard raw materials enter the production process. Process Control in Production: During key processes such as product assembly, welding, and debugging, quality control points are set up. Operators conduct self-inspections in real time, and the quality inspection team conducts synchronous inspections. Any process deviations are promptly corrected to ensure compliance with the production process. Final Product Inspection: After the completion of the final product, professional equipment is utilized for electrical performance tests (such as withstand voltage, insulation, and conduction tests), mechanical structure inspection, and environmental adaptability simulation to ensure that the product complies with national standards and industry norms. Full-process Traceability: Establish a comprehensive inspection and testing record system, ensuring that data from raw materials to the final product's release can be traced at every stage. Combined with the operation of the quality management system, we can provide customers with high-quality and highly reliable electrical

Zhejiang Akarui Electronic Technology Co., Ltd.

Zhejiang Geyue Electric Technology Co., Ltd., founded in 2011 and located in Liushi Town, Yueqing City, Wenzhou, Zhejiang-known as the Capital of Electrical Appliances in China-is a high-tech enterprise specializing in low-voltage reactive power compensation for over 15 years. Integrating R&D, manufacturing, and sales, our company operates a 2, 000 square meter standardized factory with a registered capital of 10 million RMB, an annual production capacity of 200, 000 capacitors, and an annual turnover exceeding US$5 million.

WUHAN SAN FRAN ELECTRONICS Co., Ltd. is a professional manufacturer and supplier of water, electricity, gas, heat and energy efficiency management solution which was founded in 1998. The company covers an area of about 30 acres, 3, 000 square meters of factory buildings have been built, main products including: Electric energy meter, water meter, gas meter and management platform. In 2014, it was assessed as the key high-tech enterprise of National Torch Plan. In the recent tenders of power grid, the company's total number of winning bids ranked in the top eight. The amount of annual order reaches 00 million RMB. After-sales service agencies cover 31 provinces and cities.

Eastron Electronic Co., Ltd. Headquartered in Jiaxing, China (near Shanghai, Hangzhou, Jiangsu), Eastron Electronic is a leading high-tech manufacturer of electricity products and energy measurement solutions.

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.

Xi'an Gavin Electronic Technology Co., Ltd., headquartered in the State-level High-tech Industrial Development Zone in Xi'an, is a high-tech enterprise dedicated to the research, development, manufacturing, sales, and service of sensors, transmitters, and related instruments. Since its establishment, the company has consistently taken customer needs as its guide, talent development as its core, and industry progress as its foundation. As the company continues to grow, we actively expand our product lines, integrate industry resources, develop new e-commerce models, and collaborate with leading enterprises in the industry to provide high-quality products and solutions to customers worldwide.

LEIDUN is an electrical enterprise integrating R&D, production, and trade, and our products are mainly photovoltaic components, High and low voltage electrical appliances and power distribution boxes.

Shanghai Boqu Instrument Co., Ltd was established in 2007, and located in Kangqiao Town Pudong New Area Shanghai. It is the professional manufacturer of electrochemical instrumentation and electrode combine with the R&D, production and sales. The main products include pH, ORP, conductivity, ion concentration, dissolved oxygen, turbidity, alkali acid concentration and electrode etc.

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.

Acrel Co., Ltd. [stock code: 300286. Sz] is a high-tech enterprise that integrates R& D, production, sales, and service, since its establishment, is committed to providing users with energy efficiency management and powerful security system solutions. Acrel Electric has a complete production line from cloud platform software to sensors. At present, more than 8, 000 sets of various solutions are running all over the country, helping users to realize the visual management of energy consumption, providing users the energy data services, and escorting users to an efficient and safe energy consumption.

Zhejiang C&J Electrical Holding Co., Ltd. is a manufacturer specializing in the production of low-voltage circuit breaker series products, Integrates research and development, manufacturing, processing and trade departments together. Since we established the company, We just want to make the high quality products to all the markets. So we expert in developing and manufacturing the residual current relays, transformers Equipped with super-depurated workshops. And highly precise manufacturing and testing facilities, we have the large production capacity of the relays and transformers in China.

Established on Nov. 19.1999, our company is one of the largest electric energy meter R&D and manufacturing enterprises in China with the title of hi-tech Enterprise of GuangDong Province and ZhuHai Manufacturing science and technology enterprise. We devote ourselves to professional research, production and sales of all series of electronic meters, concentrator, intelligent terminals, prepaid watt-hour meter products electricity selling management system, remote automatic meter reading system, power marketing technology support system and related electric power automation system, to provide overall solution for electric power company and to realize automatic power grid equipment copy reading, payment of fees, analysis and processing, intelligent monitoring, telemetry and telecontrol and other powerful service function, Therefore, the automation and intelligence of the whole power grid management are realized.

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.