Quang Cao Thuong Mai Va Dich Vu Truyen Thong Sao Mai LTD Address: No 23, Nguyen Ngoc Vu Street, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101989559 Phone: 02435202491 Representative: Tran Khanh Hung Adress: No 238 Lo Duc, Dong Mac Ward, Hai Ba Trung District, Ha Noi City Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 11 - 7 - 2006