News, class A shares opened, the Shanghai Composite Index reported 3169.17 points, the opening fell 1%, the Shenzhen Composite Index reported 9898.13 points, the opening fell 1.67%, the Shenzhen blockchain 50 index reported 3100.85 points, the opening fell 2.22%. The blockchain sector opened down 2.13%, and the digital currency sector opened down 2.95%.