recently, the billion-dollar fund scam called "Xin Kang Jia" with a claimed "daily interest rate of 2%" collapsed, causing the entire society to pay attention to and be vigilant against new types of online fraud. Intensive regulatory "whistleblowing", according to incomplete statistics, since July, financial regulatory authorities in many places including Guangdong, Yunnan, Hunan, Liaoning, Heilongjiang, Zhejiang, Fujian and other places have issued intensive warnings about illegal fundraising risks and new types of online fraud risks under the name of "virtual currency".