The Qingdao special edition of peer learning case was bought in the online mall. Peer learning program is a very popular supplementary teaching material in China, so it can be bought in major online shopping malls. Peer learning program can provide all-round family education services such as Chinese, mathematics, English, physics, chemistry, Olympiad, violin, piano, calligraphy and computer. Provide part-time tutors and full-time tutors in various disciplines for the majority of students.