In 2021，The overall scale and teaching staff of ordinary high schools in Guangzhou have kept growing，and the conditions for running schools have been constantly improved. By promoting the construction of demonstration high schools and introducing high quality education resources，we can increase the supply of high-quality degrees. Through the reform of admission examination，deepening the reform of curriculum teaching and training of top-notch innovative talents，explore the diversified and characteristic development of ordinary senior high schools；But there are still regional differences and other problems. In the future，Guangzhou should focus on “high-quality” and “characteristics”，systematically promote the diversified and characteristic development of ordinary high school，optimize the supply of high-quality education resources，further promote the reform of curriculum teaching，and build a high-level professional teacher team.