Ky Thuat Hoang Trang LTD Address: No 1 Nha D, Hai Quan Town, Phuong Liet Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101868868 Phone: 0248686948 Representative: Le Van Thang Adress: No 58a, Tran Nhan Tong Street, Hai Ba Trung District, Ha Noi City Phuong Liet Ward, Thanh Xuan District, Ha Noi CityFounding date: 13 - 2 - 2006