Siemens Medium Voltage Switching Technologies (Wuxi) Ltd. (former Siemens Vacuum Interrupters (Wuxi) Ltd.) is a joint venture established in Nov. 1997 by Siemens AG, Germany and Wuxi Electronics and Instruments Industry Corp. Its total investment is about 37,470,000 Euro, Siemens is the major shareholder. The joint venture is located in Wuxi National High-tech Industry Development Zone of Jiangsu Province. The company mainly engages in medium voltage vacuum interrupters (VI) and gas insulated switchgears (GIS), as well as after sales services. Our product is mainly applied in Infrastructures, Utilities, Industries as well as residential distributions and commercial buildings