Text / caozhongming, columnist of sina financial opinion leader (wechat official account kopleader) Drawing on the investor suitability management system of the gem, the Sci-tech Innovation Board may set the entry threshold for investors, but this is not the “amulet” of investors. In terms of protecting the interests of investors, I personally believe that the quality of companies listed on the science and innovation board is the top priority. In addition, we must severely punish the illegal ...