China stock index futures close higher Wednesday

China's stock index futures rose across the board on Wednesday, with the contract for June, the most actively traded, up 0.94 percent to close at 2,119.2.

The July contract went up 0.98 percent to 2,109. The September contract gained 0.99 percent to 2,109.8, and the December contract rose 0.93 percent to 2,117.2.

The stock-index contracts, agreements to buy or sell the Hushen 300 Index at a preset value on an agreed date, are designed to allow investors to bet on and profit from either gains or declines in the market.

The index futures was launched at the China Financial Futures Exchange (CFFEX) and started trading from April 16, 2010.