 It was up to the 1920s in Vietnam's north area in isolated hamlets wear skirts were worn.Before Nguyễn dynasty, the cross-collared robe (áo giao lĩnh) was worn popularly, like the other countries in the Sinophere including China (see Ancient Chinese clothing), Japan (Japanese clothing) and Korea (Korean clothing).The Han Chinese referred to the various non-Han "barbarian" peoples of north Vietmam and southern China as "Yue" (Viet) or Baiyue, saying they possessed common habits like adapting to water, having their hair cropped short and tattooed.