No stopping work. Site strict management, the implementation of the Beijing health treasure "every entry must be swept, every sweep must be examined, not miss a person". Into the return to Beijing after the arrival of personnel required home health monitoring for three days, to carry out "three days, three tests", negative results are not before going out, within 7 days, no meals, no party, not to go to densely populated places; highlighting the third-party personnel management, especially on the catering, janitorial, property, and other special post staff daily management, leaving no blind spots and dead ends. To highlight key places and focus on project management. Firmly do a good job of on-site personnel entry and exit management, strictly prohibit the deployment of new personnel from the field and the city in high-risk areas, shall not use scattered workers; effectively set up and play the role of the observation area, the strict implementation of the new personnel 7-day observation requirements; timely maintenance of the project real-name management platform, so that the project personnel, "the bottom line is clear, the situation is clear", to ensure that personnel trips can be traced back. The project is also a good way to ensure the traceability of the personnel's itinerary.