Khoang San Song Lo So I Joint Stock Company Address: Khu 3, Van Phu Ward, Viet Tri City, Phu Tho Province Enterprise code: 2600763448 Phone: 0914567522 Representative: Nguyen Hoai Nam Adress: Phong Chau Town, Phu Ninh District, Phu Tho Province Van Phu Ward, Viet Tri City, Phu Tho ProvinceFounding date: 30 - 9 - 2011