If a person born in 2002 is six years old and can go to the first grade, then she will start to go to the first grade in 2008. After six years of primary school, she will start junior high school in September of 14, starting from September of 14. From junior high school to junior high school on June 20 17, junior high school ended on September 20 17, and senior high school began for three years. Then you will graduate from high school in June 2020. At this time, you should be 18 years old, and then graduate from college in June and July at the age of 22.