China's five-year treasury bond futures opened mixed on Tuesday, with the contract for settlement in March 2017 opening 0.066 percent lower at 99.035 yuan (about 14.4 U.S. dollars).

The contract for settlement in June 2017 opened 0.076 percent lower at 98.510 yuan. The contract for settlement in September 2017 had no trading at opening.

The contracts are agreements to buy or sell treasury bonds at a predetermined price and set date. They allow investors to bet on and 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.