The Shenzhen Municipal Commission of Health (SZCH) has two WeChat public numbers: the subscription number "Shenzhen Municipal Commission of Health" and the service number "Healthy Shenzhen", which disseminate news and developments in the health sector to the public, as well as providing services such as booking appointments and registering numbers, The public is also able to make appointments, register, and inquire about epidemiological indexes, which are commonly used by the public.