China's treasury bond futures closed mixed on Monday, with the contract for settlement in June 2016 down 0.02 percent at 100.96 yuan (about 15.53 U.S. dollars).

The September 2016 contract closed 0.01 percent lower at 100.215 yuan. The December 2016 contract closed 0.03 percent higher at 99.555 yuan.

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.