Rushan is not 15 compulsory education, but 12 compulsory education. According to relevant data, as of June 5438+February 1 in 2022, China's current nine-year compulsory education system and 12-year compulsory education system were in parallel, and nine-year compulsory education was implemented in most parts of the country, and 12-year compulsory education was implemented in ethnic minority areas, coastal areas and other developed areas.