Khai Thac Da Mit Address: Na Ha Hamlet, An Phu Commune, Luc Yen District, Yen Bai Province Enterprise code: 5200313545 Phone: 02163542669 Representative: Ly Chan Minh Adress: 414 Gia Phu, Ward 3, District 6, Ho Chi Minh City An Phu Commune, Luc Yen District, Yen Bai ProvinceFounding date: 2 - 2 - 2009