Nguon tin UBCK da dong y nguyen tac o dau vay. Sao lai phai cho tgian thich hop de ra thong bao bac BEBA co nham khong day. Neu Duoc UBCK dong y chap nhan nguyen tac se up len mang ngay. Con neu cho thoi gian thich hop la de chot danh sach co dong duoc huong quyen.