Hang Sang Address: Hop Thanh Hamlet, Phuong Tien Commune, Dinh Hoa District, Thai Nguyen Province Enterprise code: 4600371934 Phone: 02148778041 Representative: Leng Van Sang Adress: Hop Thanh Hamlet, Phuong Tien Commune, Dinh Hoa District, Thai Nguyen Province Phuong Tien Commune, Dinh Hoa District, Thai Nguyen ProvinceFounding date: 1 - 6 - 2005