China stock index futures close higher Friday

China's stock index futures ended higher on Friday, with the contract for April, the most actively traded, up 2.6 percent to close at 4,206 points.
The May contract gained 2.57 percent to end at 4,223.8 points. The June contract went up 2.62 percent to end at 4,224 points. The September contract added 2.52 percent to finish at 4,231 points.
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. The CFFEX has set the base value for all the four contracts at 3,399 points.