Dau Tu Va Xay Dung Cong Trinh 557 Joint Stock Company Address: 378 Le Van Sy, Ward 2, Tan Binh District, Ho Chi Minh City Enterprise code: 0305141728 Phone: 0839916659; 0283991663 Representative: Than Quy Phai Adress: 04 Dao Duy Tu, Ward 17, Phu Nhuan District, Ho Chi Minh City Ward 2, Tan Binh District, Ho Chi Minh CityFounding date: 30 - 8 - 2007