From 2007 to 2010, Chu played forward for the professional hockey Minnesota Whitecaps of the WWHL and won the 2010 Clarkson Cup. In 2010–11, she joined the Montreal Stars in the Canadian Women's Hockey League (CWHL) and claimed her second consecutive Clarkson Cup title, becoming the first player to win the Clarkson Cup with two different teams. In 2010–11 season, Chu was one of the top-5 leading scorers, racking up 35 points, 5 goals and 30 assists in only 19 games.