With the establishment of China's market economy system and the strengthening of the needs of government agencies at all levels and clean government, public property auction has become a new public property disposal. Public property auction market through the constant development in recent years, has gradually formed its own mode of operation of the market, but also with a more complete and standardized procedures. Old practice in the actual operation there are some problems but as the economy continues to develop public property auction.China's public property auction for the main object of study, analysis of the characteristics of China's public property auction, briefly addressed the legal status and role of public property auctions and other auction type of comparative analysis of the differences found based on an analysis conclusion of the public property auction market some of the problems that now exist, and as the basis for improvements.Keywords: auction public property auction market access, malicious collusion