Many silk and woolen finds dated to the period from the third century BC to the fifth century AD have come to light from the ancient sites of Lou-lan (also in Jo-chʻiang county) and Ying-pʻan (Yü-li county) along the middle route; and Ni-ya in Min-feng county, Shan-pʻu-la 山普拉 in Lo-pʻu 洛浦 county (near Khotan) along the southern route.