Dau Tu Ha Tang Cong Nghe 3M Joint Stock Company Address: No 51, 4 Pham Van Dong Lane, Mai Dich Ward, Cau Giay District, Ha Noi City Enterprise code: 0107593842 Phone: 0906135579 Representative: Ho Luu Quynh Adress: Khu 2, Tho Xuan Town, Tho Xuan District, Thanh Hoa Province Mai Dich Ward, Cau Giay District, Ha Noi CityFounding date: 11 - 10 - 2016