What are the rules of A-share performance in the downward period of ① PPI? ② Huawei Global Smart Finance Summit was held to explore many areas of "GaussDB database + Huawei cloud + data center". The share of OpenGauss in non-cloud-focused Chinese scenarios in 2023 is expected to exceed 20% and cross the ecological inflection point, and related server and database companies are expected to benefit. ③ today released a total of 198 articles, China Metallurgical rating has been upgraded, 10 companies were covered for the first time, of which Hangzhou oxygen shares, Tangde Film and Television, Huicheng Environmental Protection were covered by new wealth analysts; ④ in the ranking of individual stock institutions, Xusheng Group was on the list for the first time, followed by BYD & gt; Great Wall Automobile & gt; Jinshan Office & gt; Xusheng Group & gt; Shanxi Fen Liquor.