A-share opening: blockchain concept stocks fell more and more, the sector fell 0.45% overall

A-share opening, Tencent's self-selected stock data showed that the Shanghai Composite Index reported 2,921.55 points (-0.31%), Shenzhen Securities Index reported 9181.03 points (-0.35%), and the blockchain sector fell 0.45%. Of the 130 concept stocks, 42 rose, 71 fell and 17 were flat. Kangqi shares led the decline (-5.62%).