Cam Sanh Ham Yen Joint Stock Company Address: KM 52, 1 Minh Phu Hamlet, Yen Phu Commune, Ham Yen District, Tuyen Quang Province Enterprise code: 5000833804 Phone: 0977331200 Representative: Doan Xuan An Yen Phu Commune, Ham Yen District, Tuyen Quang ProvinceFounding date: 14 - 3 - 2017