 The study found that the influenza vaccine coverage among healthcare workers in China during the 2019 and 2020 season was 67 percent, with higher coverage among those in workplaces with free or required vaccination, and highest coverage among those in high-risk departments. Personal opinions and attitudes towards influenza or vaccines, as well as constraints, such as vaccine availability and workplace regulations, influenced vaccine coverage. This article was authored by Hei Yi, Yuan Yang, Li Zhong, and others.