The 77th China Educational Equipment Exhibition will be held in Qingdao from October 12 to 14, 2019. It is reported that there are more than 1,100 exhibitors and 8,215 booths in this exhibition, and more than 20,000 products will be displayed. The total area of the exhibition hall is 140,000 square meters, and the audience is expected to exceed 100,000 and 200,000.

Based on the development needs of the capital's ecological conservation area and international conference city, a branch of the Beijing Public Security Bureau fully implemented the task deployment of the Central Political and Legal Work Conference, the Ministry of Public Security, and the Capital Comprehensive Management Office on the construction of the Xueliang Project, optimized the point control, strengthened resource integration and practical application, improved the operation and maintenance management, and security assurance system, and implemented the public security video surveillance construction networking application project.