Ky Thuat Kinh Ban Mai LTD Address: No 52, Trau Quy Street, Trau Quy Town, Gia Lam District, Ha Noi City Enterprise code: 0101169796 Phone: 0248767880 Trau Quy Town, Gia Lam District, Ha Noi CityFounding date: 18 - 10 - 2001