VA Technology Co., Ltd., established in 2011, is a high tech quality control company based in Hong Kong specializing in research, development, and import and export of high-precision industrial equipment such as power system testers, heavy equipments. The production plant of Westernpolar Technology is located in Wuhan, and mainly responsible for the mass production and quality validation of the company's products. 
 
VA Technology Co., Ltd. is focusing on sales and services of various electrical test devices and online monitoring devices. Our products include relay protection testing systems, smart substation IEC 61850 testing devices, CT/PT analyzers, battery testing devices, power transformer testing devices, brake testing devices, transformer oil-soluble gas analysis, and moisture monitors. These products are used in various industries such as power transmission networks, petrochemicals, metallurgy, railways, carbon iron, research institutions, large-scale factories, and enterprises.