Os Power Viet Nam LTD Address: P12-P, 12th Floor TN Center Building, No 01 Nguyen Huy Tuong Street, Thanh Xuan District, Ha Noi City Enterprise code: 0105836472 Phone: 02462620124 Representative: Eiji Ryu Adress: No 47, Lane 148, Tran Duy Hung Street, Cau Giay District, Ha Noi City Thanh Xuan District, Ha Noi CityFounding date: 26 - 3 - 2012