xin chao e dang ky la thanh vien moi cung chua am hieu nhieu ve trang wed nay nhieu. e dang muon hoc tieng han vo tinh tim thay va dang ky thanh vien de co von kien thuc tieng han. a chi hay ban be co the tu van them cho minh hieu them ve trang wed nay k?
xin cam on nhieu
xin cam on nhieu