A teacher trains a boy at a child model school in Zhili County of Huzhou, east China's Zhejiang Province, May 18, 2016. Child model schools in Zhili County, one of the largest children's wear manufacturing centers in China, became popular in recent years. These schools provided many models for the local industry and helped children to develop good postures. (Xinhua)

A teacher trains children at a child model school in Zhili County of Huzhou, east China's Zhejiang Province, May 18, 2016. Child model schools in Zhili County, one of the largest children's wear manufacturing center in China, became popular in recent years. These schools provided many models for the local industry and helped children to develop good postures. (Xinhua)

A teacher trains children at a child model school in Zhili County of Huzhou, east China's Zhejiang Province, May 18, 2016. Child model schools in Zhili County, one of the largest children's wear manufacturing center in China, became popular in recent years. These schools provided many models for the local industry and helped children to develop good postures. (Xinhua)

A teacher trains children at a child model school in Zhili County of Huzhou, east China's Zhejiang Province, May 18, 2016. Child model schools in Zhili County, one of the largest children's wear manufacturing center in China, became popular in recent years. These schools provided many models for the local industry and helped children to develop good postures. (Xinhua)

A teacher trains a girl at a child model school in Zhili County of Huzhou, east China's Zhejiang Province, May 18, 2016. Child model schools in Zhili County, one of the largest children's wear manufacturing center in China, became popular in recent years. These schools provided many models for the local industry and helped children to develop good postures. (Xinhua)

Children practise catwalk at a child model school in Zhili County of Huzhou, east China's Zhejiang Province, May 18, 2016. Child model schools in Zhili County, one of the largest children's wear manufacturing center in China, became popular in recent years. These schools provided many models for the local industry and helped children to develop good postures. (Xinhua)

Parents watching a boy practising catwalk at a child model school in Zhili County of Huzhou, east China's Zhejiang Province, May 18, 2016. Child model schools in Zhili County, one of the largest children's wear manufacturing center in China, became popular in recent years. These schools provided many models for the local industry and helped children to develop good postures. (Xinhua)

Children practise at a child model school in Zhili County of Huzhou, east China's Zhejiang Province, May 18, 2016. Child model schools in Zhili County, one of the largest children's wear manufacturing center in China, became popular in recent years. These schools provided many models for the local industry and helped children to develop good postures. (Xinhua)