World cashmere producing countries are China, Mongolia, Iran, India, Afghanistan and Turkey, where the world's total Chinese production accounts for about 50-60% of 16000-17000 tons, but the quality is the best, the main origin of Inner Mongolia, Xinjiang Liaoning, Shaanxi, Gansu, Shanxi, Shandong, Ningxia, Tibet, Qinghai and other provinces, the highest yield in Inner Mongolia, the best quality. Qinghe County, Hebei Province, is known as cashmere of all, China's largest cashmere processing and distribution center. Since 1994, every year in mid-September to late Qinghe cashmere industry trade fair held later adjusted to 10 hours late, continues today. In addition, Zhejiang air puyuan called "Chinese sweaters first city", is the largest cashmere sweaters largest distribution center, the annual fair will attract major national sweater buyers, suppliers attention.