Liu Bin, director of the Shanghai Pudong Institute of Reform and Development's financial research, told the reporter of the International Financial News that the Shenzhen Stock Exchange's release of the Blockchain 50 Index is a weathervane. It is more realistic and feasible to observe the application of blockchain technology from the perspective of listed companies. It also shows that the blockchain has been recognized by the mainstream market and has accelerated into the actual landing stage. From the perspective of listed companies, it is more realistic to observe the application of blockchain technology. To integrate blockchain technology with the real economy, listed companies should develop appropriate blockchain technology applications based on the needs and characteristics of their industry. The launch of the blockchain index also has international and social influence. The current blockchain competition is a global competition. Countries and regions have different priorities in promoting the application and development of blockchain technology. The current blockchain technology is abused. By publishing this index, it can play a demonstration and guiding role in global and national blockchain applications.