Jiangsu pioneered blockchain police surveillance in the national prison system.

According to reports from December 1, many prisons in Jiangsu Province have been approved by the Ministry of Justice as a "smart prison". National office for training and reorganization of the political and legal team. The Blockchain Administration Law developed by Jiangsu Prison systematically integrates the political chain of the prison system, creates an evidence chain in the prison, and participates with a blockchain evidence mechanism in the entire prison police process. The four main legal frameworks include data analysis, task management and financial management to complete the transition, and the 55 key links all include supervision, blockchain, smart certificate of deposit, no interruptions and the warning time. Currently, there are 51,947 chain records and 402,460 high blocks, and as of the end of November, the blockchain has issued 228 early warnings in various areas such as placement, breaking the law, fines and penalties for use in prison. The whole process is open and transparent, and the information is reliable and available. (Financial Sina)