The 2009 China League One is the 6th season since the establishment. League kicked off on 28 March 2009 and is scheduled to end on 25 October 2009. Winners and runners-up promotes to Chinese Super League next season and the last placed team was relegated to League Two. League One expands to 14 teams next season. Zhu Zhengrong of Shanghai East Asia scored the first hat-trick of the season against Sichuan at Shanghai Stadium on 28 Aug 2009. Leonardo of Shenyang Dongjin scored the second hat-trick of the season against Nanchang at Shenyang Olympic Stadium on 10 Oct 2009.