[investment Calendar: capital market event reminder on Friday] ① today applied for a total of three new shares, namely, Ya Hua Electronics (301337) of gem, Intertech (301399) of gem and Meibang Technology of the Northern Stock Exchange (832471). The third ② Changsha International Construction Machinery Exhibition will be held from May 12 to 15. ③ Hang Seng Index: the results of a series of reviews of the Hang Seng Index for the first quarter of 2023 will be announced on May 12. ④ 2023 Yiwu International Lighting Fair will be held from May 12 to 14. ⑤ has 3 billion yuan 7-day reverse repurchase due today. The ⑥ will today release data such as the US import price index for April and the expectation of US one-year inflation in May.