Viet Khanh LTD Address: No 133, Tran Dang Ninh Street, Civil Group 10, Quyet Tam Ward, Son La City, Son La Province Enterprise code: 5500224279 Phone: 02122240788 Representative: Nguyen Quoc Sung Adress: Civil Group 15, Quyet Thang Ward, Son La City, Son La Province Quyet Tam Ward, Son La City, Son La ProvinceFounding date: 15 - 3 - 2005