科创板科创成长层改革相关市场接口调整启动

Group 1 - The China Securities Regulatory Commission (CSRC) announced the establishment of a new "Growth Layer" for the Sci-Tech Innovation Board on June 18 [1] - The Shanghai Stock Exchange has initiated market interface adjustments related to the Growth Layer reform, including updates to the special identifier "U" [1] - Companies listed in the Growth Layer will have their stock names appended with "U" (Unprofitable) as a special identifier [1]