Doanh Nghiep TN Hoang Yen Address: Khu 10, Phu Ninh, Phu Ninh District, Phu Tho Province Enterprise code: 2600232493 Phone: 0210829723 Representative: Trinh Thi Mai Hien Adress: Khu 10, Phu Ninh Commune, Phu Ninh District, Phu Tho Province Phu Ninh Commune, Phu Ninh District, Phu Tho ProvinceFounding date: 12 - 10 - 2000