Tam Vien Joint Stock Company Address: No 16, Chu Van An Street, Yet Kieu Ward, Ha Dong District, Ha Noi City Enterprise code: 0106859835 Phone: 0904924242 Representative: Bui Hoang Mai Adress: No 9, Civil Group 2, Quan Hoa Ward, Cau Giay District, Ha Noi City Yet Kieu Ward, Ha Dong District, Ha Noi CityFounding date: 25 - 5 - 2015