BEIJING, Nov. 4 -- China's treasury bond futures opened mixed on Tuesday, with contract for settlement in December opening 0.04 percent higher at 95.948 yuan (15.59 U.S. dollars).

The contract for settlement in March 2015 opened flat at 96.476 yuan and the contract for settlement in June 2015 opened lower at 96.700 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.