In January 2021, Shijiazhuang, China, pressed the pause button. Affected by the new crown pneumonia epidemic, the noisy streets of Shijiazhuang were instantly quiet and empty. On the coldest day of the year, the nucleic acid test of all employees was carried out overnight, and 11 million people worked together to fight the epidemic. Qingdao Lusafe Protective Tech. and medical staff from all around China rushed to help, watch and help each other, work together to fight the epidemic, and cheer for the early victory of the “epidemic” in Hebei!