Thuong Mai Va Truyen Thong Hoang Chau LTD Address: No 343, Bach Mai Street, Bach Mai Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0105446401 Phone: 02436275561 Representative: Nguyen Ngoc Dung Adress: Long Chau Hamlet, Phung Chau Commune, Chuong My District, Ha Noi City Bach Mai Ward, Hai Ba Trung District, Ha Noi CityFounding date: 10 - 8 - 2011