According to the Beijing Evening News, on July 25, the Beijing Municipal Public Security Bureau issued a message. In the special action of the Ministry of Public Security "Net Net 2019", the Beijing police cracked more than 3,900 cases involving various types of nets in the first half of the year and arrested more than 4,700 suspects. The police stepped up their efforts in network security supervision, law enforcement inspection and cleanup. The network security police carried out a series of special supervision and inspections on the blockchain service, the mobile Internet application distribution platform, and the online game platform. A total of more than 1.9 million illegal information were cleared, and more than 780,000 illegal accounts were closed. 6050 illegal and illegal enterprises.