Dai Thanh Address: Lai Yen Commune, Lai Yen Commune, Hoai Duc District, Ha Noi City Enterprise code: 0500443070 Phone: 02433659465 Representative: Nguyen Dinh Cuong Adress: No 58 Ham Tu Quan, Chuong Duong Ward, Hoan Kiem District, Ha Noi City Lai Yen Commune, Hoai Duc District, Ha Noi CityFounding date: 7 - 11 - 2003