Thuong Mai Khoa Thanh Joint Stock Company Address: Hamlet 1, Lai Yen Commune, Hoai Duc District, Ha Noi City Enterprise code: 0104516871 Phone: 0902219913 Representative: Pham Dinh Long Adress: Hamlet 1, Hoai Duc District, Ha Noi City Lai Yen Commune, Hoai Duc District, Ha Noi CityFounding date: 9 - 3 - 2010