1. In order to optimize the patrol process inside and outside the campus, ensure the orderly work of the school during the epidemic prevention and control period, and ensure the safety of the campus, the school will start to use the "large quantity code" on the nailing platform on March 9.
2. Enter the nail first, and then click on the employee to go to work healthily.
3. Then select "Settings" in the lower right corner to enter the enterprise health code.
4. Wait until the interface displays the enterprise health code, and then click "Save Picture".