Thuong Mai Va Cong Nghe Mang Thanh Tam Joint Stock Company Address: No 1D, Nguyen Cao Street, Dong Mac Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0106135871 Phone: 02462782217 Representative: Dinh Manh Hung Adress: No 10, Hem 268/58/10 Ngoc Thuy, Ngoc Thuy Ward, Long Bien District, Ha Noi City Dong Mac Ward, Hai Ba Trung District, Ha Noi CityFounding date: 28 - 3 - 2013