Ruisheng electrical machinery industry (Kunshan) Co., Ltd. is an instrument manufacturer from Taiwan. It is a Taiwan owned factory engaged in the development, research, production and processing of instruments. Its products are produced in strict accordance with IEC Publication No. 51 (Fourth Edition) and IEC 1010 standards. All of them meet the requirements of national standard gb7676.1-9-87. In 1996, he obtained the CE certificate of European Union. In 1997, he obtained UL certificate and CSA certificate from Canada. In 1998, the company passed the dual quality system certification ISO-9001 of German Rhine TUV and China Commodity Inspection CQC. In 2006, it passed the European Union ROHS environmental protection certification and other international certification. Product marketing Europe, the United States, Asia, Africa, Australia and more than 70 countries