Hoanh Son LTD Address: No 8, 104 Dinh Cong Lane, Phuong Liet Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101527473 Phone: 0903253870 Representative: Nguyen Van Nhan Adress: No 26 Civil Group 4, Thanh Nhan Ward, Hai Ba Trung District, Ha Noi City Phuong Liet Ward, Thanh Xuan District, Ha Noi CityFounding date: 10 - 9 - 2004