Hiep Dung Address: Tan Thanh Hamlet, Suoi Bac Commune, Son Hoa District, Phu Yen Province Enterprise code: 4400257141 Phone: 0257861438 Representative: Vu Duc Hiep Adress: 138 Tran Phu, Cung Son Town, Son Hoa District, Phu Yen Province Suoi Bac Commune, Son Hoa District, Phu Yen ProvinceFounding date: 6 - 4 - 2000