Thanh Trinh LTD Address: 540, Tam Trinh Street, Yen So Ward, Yen So Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101422343 Phone: 0246451302 Representative: Pham Ngoc Thanh Adress: 540, Tam Trinh Street, Hoang Mai District, Ha Noi City Yen So Ward, Hoang Mai District, Ha Noi CityFounding date: 1 - 12 - 2003