Tan Yen Address: Yen Thong Hamlet, Binh Yen Commune, Dinh Hoa District, Thai Nguyen Province Enterprise code: 4600425805 Phone: 02148879879 Representative: Nguyen Van Tue Adress: Yen Thong Hamlet, Binh Yen Commune, Dinh Hoa District, Thai Nguyen Province Binh Yen Commune, Dinh Hoa District, Thai Nguyen ProvinceFounding date: 31 - 1 - 2008