Based on the 2007 input-output tables and input-output extension table in 2010, the paper take use of twice-judgment method, which is made up of the statistics of the rate of intermediate demand, final consumption of non-resident rate and net outflows, to judge the classify of the producer service industry of Chongqing and carry on comparative analysis. The research results are as follows: there are each seven industries in 2007 and 2010, which are defined as the producer services. Statistical classification results broadly in line with experience classification. The industry statistical classification of different years slight changes in: Resident services and other services by the local producer services shift to export-oriented producer services, wholesale and retail trade by export-oriented producer services into the local producer services; other industries are also changes in regional economic impact is significant. Other industries also change and play a significant role in regional economic.