Truong Trung Hoc Co So Hoanh Son Address: Hoanh Son Commune, Kinh Mon District, Hai Duong Province Enterprise code: 0800720381 Phone: 02203824756 Adress: Kinh Mon District, Hai Duong Province Hoanh Son Commune, Kinh Mon District, Hai Duong ProvinceFounding date: 25 - 6 - 2009