Dich Vu Ho Tro Giao Duc Vietbook LTD Address: No 116, Chu Van Thinh Street, Civil Group 2, To Hieu Ward, Son La City, Son La Province Enterprise code: 5500432247 Phone: 02123857039 Representative: Nguyen Thi Phuong Hai Adress: Civil Group 2, To Hieu Ward, Son La City, Son La Province To Hieu Ward, Son La City, Son La ProvinceFounding date: 8 - 9 - 2011