Thuong Mai & Dich Vu Son Tra LTD Address: No 53, Tran Hung Dao Street, Hoan Kiem District, Ha Noi City Enterprise code: 0101167774 Phone: 0249439278 Representative: Pham Thi Bich Lien Adress: 36 Dong Xuan, Hoan Kiem District, Ha Noi City Hoan Kiem District, Ha Noi CityFounding date: 11 - 10 - 2001