Zhengshang Institute has successively introduced futures trading varieties such as wheat, mung bean, sesame, cotton yarn and peanut kernel. At present, the futures trading varieties approved by the CSRC include wheat, cotton, sugar, PTA, rapeseed oil and early indica rice, among which wheat includes high-quality strong gluten wheat and hard winter (new national standard ordinary) wheat. By the end of 2005, Zhengshang Institute had traded 4408 10000 lots of futures contracts, with a turnover of 13826 1000 million yuan. From 1997 to 1999, the futures trading volume of Zhengshang Institute ranked first in China for three consecutive years, accounting for about 50% of the market. At present, Zhengzhou wheat and cotton futures have been included in the global quotation system, which has played an active role in discovering future prices and hedging. "Zhengzhou price" has become an important weather vane of global wheat and cotton prices. At present, the varieties listed on Zhengzhou Commodity Exchange are: white sugar -SRPTA-TA cotton-CF strong wheat-WS hard wheat-WT indica rice-ER methanol-ME.