Hong Kong head-quarter   7/F., Tower 1, Resoar Engineering and Supply Co. Limited Enterprise Square 1, 9 Sheung Yuet Road, Kowloon Bay, Hong Kong Tel: 852 31622963 Fax: 852 31622701 Email: resoar@resoar-eng.com   Shanghai Powercon Control System Co., Ltd. Room 1603, Building F Everbright Convention & Exhibition Center 86 Cao Bao Road, Shanghai, 200233, China TEL.86 21-64326943 FAX.86 21-64325921 Email: sales@powercon.com.cn