Ban Chi Huy Quan Su Huyen Thach An Address: Khu I, Dong Khe Town, Thach An District, Cao Bang Province Enterprise code: 4800564362 Phone: 02063840109 Adress: Thach An District, Cao Bang Province Dong Khe Town, Thach An District, Cao Bang ProvinceFounding date: 1 - 6 - 2010