Chuyen Giao Cong Nghe Va Xu Ly Moi Truong Tpen LTD Address: 38a, 15/106 Hoang Quoc Viet, Nghia Tan Ward, Cau Giay District, Ha Noi City Enterprise code: 0104174346 Phone: 02437557805 Representative: Le Ba Thang Adress: Khu 6, Lam Son Town, Tho Xuan District, Thanh Hoa Province Nghia Tan Ward, Cau Giay District, Ha Noi CityFounding date: 23 - 9 - 2009