China Bond Composite Index is compiled by China Government Securities Depository and Clearing Co., Ltd., which reflects the overall operation of China bond market. Some professional financial websites and financial service platforms will also provide data of this index. If you want to obtain more detailed data or conduct in-depth analysis, you may need to use the methods of Dr.Quant, data download channels or authorized information providers. When using China Bond Index as the investment target or developing derivatives, you need to obtain the authorization of China Bond Valuation Center Co., Ltd. in advance. Brief introduction of China Bond Composite Index: In order to more comprehensively reflect the price change trend of China bond market and further enrich the evaluation benchmark of member bond investment performance, China Government Securities Depository and Clearing Corporation issued the China Bond Composite Index on a trial basis. Compared with other published China Bond Index, China Bond Composite Index has the following main characteristics: First, the scope of sample bonds is more comprehensive. In terms of bond types, all bonds, including fixed bonds and floating bonds, weighted bonds and unweighted bonds, are included in the sample bonds except US dollar bonds, asset-backed bonds and some bonds issued and listed on the exchange. From the perspective of bond waiting period, bonds with a waiting period of less than one year also enter the index sample coupon set, and the sub-index of China Bond Composite Index with a waiting period of less than one year can be regarded as the total short-term debt index. Secondly, the time series of each index value is more complete.