According to China Business Daily, Chen Wen, deputy director of the Inclusive Finance and Intelligent Finance Research Center at Southwestern University of Finance and Economics, stated that "regulation has always been 'opening the door and blocking the door'. Speculation in the country has always been defined as 'the door'. If this kind of short-term profit-seeking, illegal and illegal behavior is not under control, the high probability of the application of blockchain will deviate from the general direction of application to the real economy, and it will not be conducive to the true long-term development of technology. " Relevant policies support that the blockchain application has been continuously deepened in the past year. "According to Chen Wen, under the heat of 2019, the multi-center and even decentralized model of the blockchain still needs an incentive mechanism to solve the" free-rider effect "If the ordinary participants cannot be motivated, the core value of the blockchain cannot be fully demonstrated and applied.