The concept of digital currency rose sharply in the afternoon. As of press time, Qitian Technology Group Co.Ltd(300061) 20% limit, Shenzhen Emperor Technology Company Limited(300546) , Synthesis Electronic Technology Co.Ltd(300479) , Xgd Inc(300130) all rose by more than 10%, Beijing Cuiwei Tower Co.Ltd(603123) , Hengbao Co.Ltd(002104) , Chutian Dragon Co.Ltd(003040) .