Ha Sang Address: Xo�m Trung Quan, Tien Phong Commune, Pho Yen Town, Thai Nguyen Province Enterprise code: 4600530912 Phone: 02083864059 Representative: Ha Van Sang Tien Phong Ward, Pho Yen City, Thai Nguyen ProvinceFounding date: 30 - 3 - 2009