In old Korea from the 4th century of 6th cen-tury the lapels of You and upper garment folded slightly. It had tight sleeves and its length was not long reaching to the hips. but from the 7th century the sleeve of You became wider and its length became longer, Chinese You folded very deeply across the breast and its sleeve was tight. The length of Chinese You was short too strectching out to the hips. From the 5th century the sleeve of the Chinese You became wider Chinese trousers with wide crotch appeared in the 4th century during the time when Ezst Jin Dyn-asty ruled China. The upper garments with the wide sleeve was common by the 7th century in China. What is specially noteworthy is that Short-dalnyung appeared in the 5th ∼6th century. In old Korea strings were used to tie the bottoms of the trousers. Trousers with tight crotch did not need the strins. korean trousers with wide lines were narrower than the Chinese trousers at the bottom and it was not necessary to use the strings for people to put them on In China there were both of wide trousers and tight trousers. People tied trousers around the kness with the strings in the formal places but they did not tied the trousers with the strings when they wore the ordinary clothes. Chinese trousers were very wide just like a skirt and they were much wider than wide Korean trousers.