I know my parents' customer service can be found on my page.

Through Zhihu, users can publish text messages and graphic messages. Teachers can publish school notices, class notices, homework, extracurricular knowledge and other information, and illustrated teaching is more convenient, which can accurately convey information and improve teachers' work efficiency. By checking the teacher's status, parents can quickly receive information, understand their children's school situation, understand what their children are learning every day, and keep abreast of their educational trends.