Phia Oac Joint Stock Company Address: Pu Vai Hamlet, Thanh Cong Commune, Nguyen Binh District, Cao Bang Province Enterprise code: 4800908503 Phone: 0947623552 Representative: Tran Huy Quang Thanh Cong Commune, Nguyen Binh District, Cao Bang ProvinceFounding date: 30 - 10 - 2018