The reporter learned from the Guangzhou Nansha District Science, Industry and Information Bureau that in order to fully respond to the epidemic, the Nansha District Epidemic Prevention and Control Collaboration System was officially launched on February 2. The system is based on the "Nansha City Brain" and uses blockchain and other information technology to aggregate and integrate various types of epidemic prevention information such as key personnel, latest epidemic data, and resource scheduling of the epidemic situation. Outbreak Prevention and Control Command Center. As enterprises in the area resume their work, Nansha District will use the system's enterprise resumption management function to guide the strengthening of personnel prevention and control. Relying on blockchain technology, companies will be truthfully reported on epidemic prevention information to help prevent epidemic prevention work achieve information management.