3. Senior middle school Senior middle school, the stage in the Chinese education system which follows junior middle school, includes years ten through twelve in the school sequence. Normally, students are 16 or 17 years of age when they begin senior middle school. Senior middle school most closely parallels high school in the American system which may sometimes include year nine as a transition year Students who graduate at this level in both systems may choose to write a university entrance examination: The National University Entrance Exam in China and the sat or Scholastic Aptitude Test in america. More detailed information about sat can be found fromhttp://www.collegeboard.com3. Senior middle school Senior middle school, the stage in the Chinese education system which follows junior middle school, includes years ten through twelve in the school sequence. Normally, students are 16 or 17 years of age when they begin senior middle school. Senior middle school most closely parallels high school in the American system which may sometimes include year nine as a transition year. Students who graduate at this level in both systems may choose to write a university entrance examination: The National University Entrance Exam in China and the SAT or Scholastic Aptitude Test in America. More detailed information about SAT can be found from http://www.collegeboard.com