约苗 (Yue Miao) is a comprehensive online platform designed for vaccine appointment scheduling and health education in China. Catering to over 43 million users across 32 provinces, this app connects with more than 6,700 public health service institutions. It promotes the concept of 'prevention first' and aims to enhance public awareness about disease prevention through accessible services. Users can easily book appointments for a wide range of vaccines, including HPV, COVID-19, flu, and hepatitis B, for both adults and children.

In addition to vaccine scheduling, 约苗 offers health education resources, featuring engaging and easy-to-understand content reviewed by medical experts. The app includes a community section for users to share experiences and discuss health issues anonymously. It also provides a clinic information lookup feature based on user location, alerts for vaccine availability, and subscription options for hard-to-get vaccines. Overall, 约苗 serves as a valuable resource for families seeking to navigate vaccine appointments and health information.