China treasury bond futures open mixed Friday

China's treasury bond futures opened mixed on Friday, with contract for settlement in September opening higher at 93.444 yuan (15.32 U.S. dollars).

The contract for settlement in December opened lower at 93.750 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 (CFFEX) and started trading on Sept. 6, 2013.