According to the Beijing News, on January 15, the Third Meeting of the 15th Beijing People's Congress considered the work report of the Municipal High People's Court and the work report of the Municipal People's Procuratorate. The reporter found that the two reports repeatedly mentioned the promotion of information technology in prosecution work, and that new technologies represented by blockchain are fully enabling prosecution. The court's "balance chain" technology and smart contract technology have greatly improved work efficiency. The court's "balance chain" technology and smart contract technology have greatly improved work efficiency. "Tianping Chain" uses the blockchain technology to solve the "trilemma" of electronic evidence collection, storage, and identification difficulties in Internet trials. At present, 19 cross-link into the blockchain nodes and cross-chain There are hundreds of millions of registered data.