A worker irons clothes at a factory in Puyuan Town in Tongxiang, east China's Zhejiang Province, Oct. 12, 2018. Puyuan, a small town of Zhejiang Province, is dubbed as the largest trading center for woolen sweater of China. It has 19 trade zones, more than 10,000 sweater enterprises and over 10,000 sweater shops. A large number of merchants and commodities coming in and out of the town has made its sweater trade account for 60 percent of the national total. (Xinhua/Xu Yu)