Truong Tieu Hoc Thong Nhat- Hoanh Bo Address: Hamlet 2, Thong Nhat Commune, Hoanh Bo District, Quang Ninh Province Enterprise code: 5700988232 Phone: 02033699137 Adress: Hoanh Bo District, Quang Ninh Province Thong Nhat Commune, Hoanh Bo District, Quang Ninh ProvinceFounding date: 15 - 12 - 2008