troi a, may bay o viet nam khi toi dinh ky turn up, con oc dang le ra 20 dola mot con, thi quan chuc ta ben mua oc made in china 5 dola mot con, bay gio toi phi cong dao tao trong nuoc, con cac quan chuc co tien , thi khoi hoc . o nha khi man khoa thi duoc cap giay chung nhan dau hang uu, the la duoc bang lai. me no kieu nay bo ai dam di air cong san viet nam day.o viet nam bang gia co nao cung co, tu ky su toi bac si , bay gio lai co them bang gia lai may bay, kieu nay chet hang loat, khong nhu chet 1 hay 2 nguoi nhu nhung bang khac.that su con lay cac bo cong san, so 1 the gioi ve bay tro ma manh ma an cuop cua dan.