Thuong Mai Va Phat Trien Co Khi Hoang Son LTD Address: No 19, Alley 2/28, 2 Dai Lo Thang Long Lane, Nam Tu Liem District, Ha Noi City Enterprise code: 0104522297 Phone: 02435567867 Representative: Hoang Van Tuan Adress: No 10, Lane 170, Hoang Ngan Street, Cau Giay District, Ha Noi City Nam Tu Liem District, Ha Noi CityFounding date: 11 - 3 - 2010