 Complete the following phrase:  In 2006, she signed a four-year contract to coach the Chinese national short track speed skating team. Under her supervision, the talented but temperamental Wang Meng obtained great improvement by breaking the world record of 500m repeatedly. Moreover, a young star in Zhou Yang was fostered and dominated the fields of 1000m and 1500m of women short track speed skating during the time of 2008 to 2010. At the 2010 Winter Olympics in Vancouver, Wang Meng won the 500m and 1000m gold, while Zhou won the 1500m gold. The Chinese womens team won the 