Dau Tu Xay Dung Ha Tang Thanh An Joint Stock Company Address: Khu Thuong Mai Dich Vu 4, Thanh Chau Ward, Phu Ly City, Ha Nam Province Enterprise code: 0700541526 Phone: 02263555866 Representative: Nguyen Xuan Phong Adress: 237 Nguyen Trai, Nguyen Cu Trinh Ward, District 1, Ho Chi Minh City Phu Ly City, Ha Nam ProvinceFounding date: 9 - 8 - 2011