Truyen Thong Va Quang Cao Thien Son LTD Address: Hanh Civil Group, Nam Tu Liem District, Ha Noi City Enterprise code: 0104539893 Phone: 02437894152 Representative: Pham Thi Hien Adress: Hanh Hamlet, Tu Liem District, Ha Noi City Nam Tu Liem District, Ha Noi CityFounding date: 16 - 3 - 2010