Our buyers have stayed with us for 10years11 years of specialized metersISO, Patent & CE certificateOEM services availableETCR was established in 1999, the factory is located in Guangzhou Guangdong, South China. It is the high-tech manufacturer specialized in non-contact and intelligence electronic testing meter. The products can be widely used in the power system, petroleum, chemical engineering, telecommunication, meteorology, military, railway, industrial and mining establishments.ETCR is a main and leading manufacturer of earth tester in china, it's main product of earth resistance tester etcr2000 produced in 1999 is the first product in the field of testing instrument in china. ETCR has strong research and development ability. Our R&D department is run by Chinese mos...