BEIJING, June 5-- China's five-year treasury bond futures opened higher on Friday, with contract for settlement in June 2015 opening at 96.78 yuan (15.82 U.S. dollars), up 0.12 yuan.

The contract for settlement in September 2015 opened 0.11 yuan higher at 96.37 yuan, and the December contract opened at 98.2 yuan, up 0.13 yuan.

The contracts are agreements to buy or sell treasury bonds at a predetermined price and set date. They allow investors to bet on or profit from the movements in the value of the bonds.

The treasury bond futures were launched at the Shanghai-based China Financial Futures Exchange and started trading on Sept. 6, 2013.