China Bond-New Composite Index is a core index specially developed by China Government Securities Depository and Clearing Corporation to reflect the trend of China bond market, which is more investable in the selection of sample bonds and the calculation of wealth indicators. The sample range of the index includes: all publicly issued bonds circulating in Shanghai Stock Exchange, Shenzhen Stock Exchange or inter-bank bond market except asset-backed securities, US dollar bonds, convertible bonds and some special government bonds. At present, there are relatively few funds tracking the index, but the recently established E Fund is China Bond-New Comprehensive.