Chi Nhanh Cong Ty Co Phan Phat Trien Ky Thuat Va Xay Dung Viet Nga - Tai Son La Address: Civil Group 5, To Hieu Ward, Son La City, Son La Province Enterprise code: 0101303258-001 Phone: 02128699098 Representative: Kieu Xuan Duong Adress: Nha 36, Lane 377, Giai Phong Street, Thanh Xuan District, Ha Noi City To Hieu Ward, Son La City, Son La ProvinceFounding date: 27 - 12 - 2007