Co Khi Que Son Address: Tan Dinh Commune, Lang Giang District, Bac Giang Province Enterprise code: 2400208775 Phone: 02144881277 Representative: Ngo Gia Luong Adress: Tan Dinh Commune, Bac Giang City, Bac Giang Province Tan Dinh Commune, Lang Giang District, Bac Giang ProvinceFounding date: 19 - 9 - 1998