Dau Tu Phat Trien Va Thuong Mai Thang Long Joint Stock Company Address: No 2198, Hung Vuong Street, Van Co Ward, Viet Tri City, Phu Tho Province Enterprise code: 2600313664 Phone: 0912482737 Representative: Phan Duc Tho Adress: Khu 1, Thuy Van Commune, Viet Tri City, Phu Tho Province Van Co Ward, Viet Tri City, Phu Tho ProvinceFounding date: 13 - 7 - 2004