Hoang Son Address: Khu HC 4, Dong Da Ward, Vinh Yen City, Vinh Phuc Province Enterprise code: 2500220688 Phone: 02113861432 Representative: Hoang Thi Thanh Adress: Dong Da Ward, Vinh Yen City, Vinh Phuc Province Dong Da Ward, Vinh Yen City, Vinh Phuc ProvinceFounding date: 22 - 5 - 2003