Ruisheng electric machinery industry (Kunshan) Co., Ltd. is an instrument manufacturer from Taiwan. It is a Taiwan owned factory engaged in the development, development, production and processing of instruments. Its products are produced in strict accordance with IEC Publication No. 51 (Fourth Edition) and IEC 1010 standards of the International Electrotechnical Commission, and fully meet the requirements of the national standard gb7676.1-9-87.