On December 25, the Beijing Business Daily published the article "It is difficult to measure the risks of marketing gimmicks renovating blockchain investment apps." The reporter is concerned that many complaints about blockchain apps have recently been added to the Ju complaints platform. These investment apps mainly use digital currency hype, most of which are "blockchain" and "decentralized business models" "The gimmicks were mining to make money, and" MLM induction "," false propaganda "," rebate fraud ", and" cut leek "were chaotic. One of the platforms, called "the profitable blockchain", was frequently named. Several investors posted posts saying that "they were deceived by the profitable blockchain and recharged on the platform. Eventually, they lost money." .