A worker displays clothes at the Puyuan Sweater Town in Tongxiang City, east China's Zhejiang Province, May 23, 2018. The trade volume of sweaters in Puyuan Township, China's largest sweater distribution center, accounted for more than 60 percent of the total volume in the country. The town produced its first sweater in 1976 and since then it has witnessed booming development of sweater industry. There are 19 trading areas and about 10,000 stores in the town now. The Puyuan Town was among the first group of towns that were listed as China's characteristic towns in 2016. (Xinhua/Xu Yu)

A worker designs clothes at the Puyuan Sweater Town in Tongxiang City, east China's Zhejiang Province, May 23, 2018. The trade volume of sweaters in Puyuan Township, China's largest sweater distribution center, accounted for more than 60 percent of the total volume in the country. The town produced its first sweater in 1976 and since then it has witnessed booming development of sweater industry. There are 19 trading areas and about 10,000 stores in the town now. The Puyuan Town was among the first group of towns that were listed as China's characteristic towns in 2016. (Xinhua/Xu Yu)

Photo taken on May 24, 2018 shows an exhibition hall at the Puyuan Sweater Town in Tongxiang City, east China's Zhejiang Province. The trade volume of sweaters in Puyuan Township, China's largest sweater distribution center, accounted for more than 60 percent of the total volume in the country. The town produced its first sweater in 1976 and since then it has witnessed booming development of sweater industry. There are 19 trading areas and about 10,000 stores in the town now. The Puyuan Town was among the first group of towns that were listed as China's characteristic towns in 2016. (Xinhua/Xu Yu)

A worker shows online orders at the Puyuan Sweater Town in Tongxiang City, east China's Zhejiang Province, May 24, 2018. The trade volume of sweaters in Puyuan Township, China's largest sweater distribution center, accounted for more than 60 percent of the total volume in the country. The town produced its first sweater in 1976 and since then it has witnessed booming development of sweater industry. There are 19 trading areas and about 10,000 stores in the town now. The Puyuan Town was among the first group of towns that were listed as China's characteristic towns in 2016. (Xinhua/Xu Yu)

Aerial photo taken on May 23, 2018 shows the Puyuan Sweater Town in Tongxiang City, east China's Zhejiang Province. The trade volume of sweaters in Puyuan Township, China's largest sweater distribution center, accounted for more than 60 percent of the total volume in the country. The town produced its first sweater in 1976 and since then it has witnessed booming development of sweater industry. There are 19 trading areas and about 10,000 stores in the town now. The Puyuan Town was among the first group of towns that were listed as China's characteristic towns in 2016. (Xinhua/Xu Yu)

A worker takes photos of clothes at the Puyuan Sweater Town in Tongxiang City, east China's Zhejiang Province, May 23, 2018. The trade volume of sweaters in Puyuan Township, China's largest sweater distribution center, accounted for more than 60 percent of the total volume in the country. The town produced its first sweater in 1976 and since then it has witnessed booming development of sweater industry. There are 19 trading areas and about 10,000 stores in the town now. The Puyuan Town was among the first group of towns that were listed as China's characteristic towns in 2016. (Xinhua/Xu Yu)

Workers make sweaters at the Puyuan Sweater Town in Tongxiang City, east China's Zhejiang Province, May 23, 2018. The trade volume of sweaters in Puyuan Township, China's largest sweater distribution center, accounted for more than 60 percent of the total volume in the country. The town produced its first sweater in 1976 and since then it has witnessed booming development of sweater industry. There are 19 trading areas and about 10,000 stores in the town now. The Puyuan Town was among the first group of towns that were listed as China's characteristic towns in 2016. (Xinhua/Xu Yu)

Photo taken on May 24, 2018 shows a shopping mall at the Puyuan Sweater Town in Tongxiang City, east China's Zhejiang Province. The trade volume of sweaters in Puyuan Township, China's largest sweater distribution center, accounted for more than 60 percent of the total volume in the country. The town produced its first sweater in 1976 and since then it has witnessed booming development of sweater industry. There are 19 trading areas and about 10,000 stores in the town now. The Puyuan Town was among the first group of towns that were listed as China's characteristic towns in 2016. (Xinhua/Xu Yu)

Photo taken on May 24, 2018 shows a scarf shop at the Puyuan Sweater Town in Tongxiang City, east China's Zhejiang Province. The trade volume of sweaters in Puyuan Township, China's largest sweater distribution center, accounted for more than 60 percent of the total volume in the country. The town produced its first sweater in 1976 and since then it has witnessed booming development of sweater industry. There are 19 trading areas and about 10,000 stores in the town now. The Puyuan Town was among the first group of towns that were listed as China's characteristic towns in 2016. (Xinhua/Xu Yu)

File photo taken in early 1990s shows a sweater market at the Puyuan Town in Tongxiang City, east China's Zhejiang Province. The trade volume of sweaters in Puyuan Township, China's largest sweater distribution center, accounted for more than 60 percent of the total volume in the country. The town produced its first sweater in 1976 and since then it has witnessed booming development of sweater industry. There are 19 trading areas and about 10,000 stores in the town now. The Puyuan Town was among the first group of towns that were listed as China's characteristic towns in 2016. (Xinhua)