Trung Tam Ky Thuat Tong Hop Huong Nghiep Hoa An Address: Nuoc Hai Town, Hoa An District, Cao Bang Province Enterprise code: 4800342666 Phone: 02063860335 Adress: Hoa An District, Cao Bang Province Nuoc Hai Town, Hoa An District, Cao Bang ProvinceFounding date: 26 - 10 - 2009