Phat Trien Truyen Thong Da Phuong Tien Viet Nam Joint Stock Company Address: No 33/408, Tran Cung Street, Co Nhue 1 Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0105460396 Phone: 0936118222 Representative: Dao Duy Hieu Adress: Ke Chau 2 Hamlet, Phu Cuong Commune, Kim Dong District, Hung Yen Province Co Nhue 1 Ward, Bac Tu Liem District, Ha Noi CityFounding date: 22 - 8 - 2011