BEIJING, Oct. 23 (Xinhua) -- China's interbank treasury bond index in net price closed 0.04 percent higher at 978.46 points Friday, according to the China Foreign Exchange Trade System.

The index reflects real-time trading of treasury bonds in China's interbank bond market.

The index opens at 9 a.m. on every workday and is updated every five minutes until closing at 5 p.m.