The change of the concept stock of the supply and marketing co-operative drives up the limit of Swan shares.

FIFA, May 29 (Xinhua)-- Swan shares rose by the daily limit of 29 May, with the combination of middle farmers rising more than 5 percent, and Zhejiang Nong shares, Hunan Development, Tianhe shares, Wanrun shares, Dunhuang seed Industry, and so on.