Khang Khoa Address: Tan Van, Tan Dinh, Lang Giang District, Bac Giang Province Enterprise code: 2400451402 Phone: 02043881753 Representative: Tran Van Khang Adress: Tan Van, Tan Dinh, Lang Giang District, Bac Giang Province Tan Dinh Commune, Lang Giang District, Bac Giang ProvinceFounding date: 7 - 5 - 2009