Hai Ninh Address: Khu 2, Yen Kien Commune, Doan Hung District, Phu Tho Province Enterprise code: 2600255109 Phone: 0210641577 Representative: Nguyen Van Manh Adress: Khu 2, Yen Kien Commune, Doan Hung District, Phu Tho Province Yen Kien Commune, Doan Hung District, Phu Tho ProvinceFounding date: 28 - 2 - 2002