Dau Tu Xay Dung Dong An Joint Stock Company Address: No 08e, Street 26/8, To Hieu Ward, Son La City, Son La Province Enterprise code: 5500315399 Phone: 0212750069 Representative: Pham Bao Chung Adress: No 08e, Street 26/8, To Hieu Ward, Son La City, Son La Province To Hieu Ward, Son La City, Son La ProvinceFounding date: 23 - 6 - 2008