Tu Van Va Trien Khai Cong Nghe Thien An Joint Stock Company Address: No 3, Alley 121/51, Tay Mo Street, Dinh 1 Civil Group, Dai Mo Ward, Nam Tu Liem District, Ha Noi City Enterprise code: 0106344233 Phone: 0989342486 Representative: Pham Khac Viet Adress: P406 Nha E12, Thanh Xuan Bac Ward, Thanh Xuan District, Ha Noi City Dai Mo Ward, Nam Tu Liem District, Ha Noi CityFounding date: 25 - 10 - 2013