Denon Rongchang pig professional cooperatives in September 2003 to build, in May 2004 industrial and commercial registration and listing running by the end of 2014, members join a company has reached 2569 (including the core members 249), join a company after their investment business registration capital stock 11,391,000 yuan, has been named the Ministry of Finance, Chongqing demonstration pilot units of cooperative economic organizations, cooperatives key demonstration counties, Chongqing farmer cooperatives model agency, Rongchang agricultural industrialization leading enterprises, the country's new rural pig network traffic engineering demonstration projects, the benefits of agricultural science program Chang Village State rural science demonstration base, Chongqing Rongchang Chang state Dragon Pig Association, in 2014 was named the national farmers' cooperatives demonstration club.