Thuong Mai Va Xay Dung Hoang Khai Son La LTD Address: Lane 459, Le Duan Street, Civil Group 2, Chieng Sinh Ward, Son La City, Son La Province Enterprise code: 5500559476 Phone: 0986385367 Representative: Nguyen Van Dung Chieng Sinh Ward, Son La City, Son La ProvinceFounding date: 10 - 11 - 2017