Xi'an Xu & Hui Electromechanical Technology Co., Ltd. is located in the Eastern development zone of Xi'an City,Website:http://www.xzhtest.com, Shaanxi Province,China,. Xi'an, is reputed as the most time-honored city with 13 dynasties for about 2000 years successively in Chinese history with convenient transport access to the world.Xu & Hui Co.,ltd. Is a manufacturer integrating the research & development into one body in producing the transformer experiment tester series, power cable diagnostic detector seires, mutual inductor detector series ,HV Circuit breaker testing instruments,Protective relay calibration testing instruments series, Earth network testing instrument and other HV detectors. Xi'an Xu & Hui companies adhere to the "people-oriented, the pursuit of excellence" business philosophy, the "excellent quality, courteous service, customer first, integrity-based" principle, advocate "unity, pioneering, truth-seeking, innovative" spirit of enterprise.