Bach Khoa LTD Address: C10 Truong DH Bach Khoa, Hai Ba Trung District, Ha Noi City Enterprise code: 0100509577 Phone: 0248692384 Representative: Hoang Sinh Truong Adress: Zoom 404, B5, Vinh Ho P.Nga Tu So Town, Dong Da District, Ha Noi City Founding date: 17 - 7 - 1998