Under the overall planning and guidance of CSRC, SZSE recently issued the Business Guide of Shenzhen Stock Exchange for Credit Protection Instruments (Revised in 2022). Shenzhen Securities Information Co., Ltd. (SSIC), as one of the first portfolio managers of the portfolio credit protection contracts (“CDX”), launched “CNI-SZSE CDX Portfolio for SZSE Major Issuers” and “CNI-SZSE CDX Portfolio for Major Issuers of Guangdong-Hong Kong-Macao Greater Bay Area”, marking the official start of the pilot project of CDX business at SZSE.