Truong Pho Thong Co So Hai Son Thanh Pho Mong Cai Address: Po Hen Hamlet, Hai Son Commune, Mong Cai City, Quang Ninh Province Enterprise code: 5701289572 Phone: 02033886692 Adress: Mong Cai City, Quang Ninh Province Hai Son Commune, Mong Cai City, Quang Ninh ProvinceFounding date: 10 - 7 - 2009