A-share opening: Blockchain sector fell 0.15%, more than 100 concept stocks fell

A-share opening, Tencent's self-selected stock data showed that the Shanghai Composite Index reported 2889.55 points (-0.06%), Shenzhen Securities Index reported 9635.81 points (-0.13%), and the blockchain sector fell 0.15%. Of the 226 concept stocks, 82 rose, 116 fell, and 28 were flat.