In this essay, we use two stage data envelopment analysis (Two-stage DEA) with an application to evaluate the efficiency of six teams from Chinese Professional Baseball League (CPBL) during 2004 to 2005. In the essay, we use three methods to develop the research. First, we use the Window Analysis based on fewer DMUs situation. Second, the modification across different period has been made by Malmquist Index Analysis. Last one is Cross Efficiency; we use it for ranking efficiency performance for those teams during 2004 to 2005. According to above methods, it shows that: 1. the efficiency performance of Brother Elephants, Sinon Bulls, Chinatrust Whales, Uni Lions in the management stage is better than it in the production stage, vice versa Macoto Cobras and La new Bears in the production stage is better than management stage. 2. Each team is over optimal scale in the production stage during 2004 to 2005. 3. The result of overall performance during is shown as following place: Bulls, Elephants, Lions, Cobras, Whales, Bears; the orders in production stage are Cobras, Whales, Bulls, Bears, Elephants, Lions; the orders in management stage are Elephants, Bulls, Lions, Cobras, Bears, Whales. 4. The Malmquist Productivity Index across different period each year indicates that only La new Bears reach 4.7% according average growth rate.