Thuong Mai Yen Thanh LTD Address: No 407, Nguyen Khang Street, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101955341 Phone: 0915544767 Representative: Pham Thi Hong Thanh Adress: No 8, Thanh Son Town, Thanh Son District, Phu Tho Province Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 31 - 5 - 2006