You know, international schools are set up for students who want to study abroad. If they pass the high school in China and then study abroad, it will be difficult. There is a docking mechanism between international schools and foreign universities. Students studying in international schools will study more smoothly in the future, so they may not be able to attend Ivy League universities.
However, there are also some Ivy League international schools in China, such as Weihai Ivy League International School, Zhejiang Ivy League International School and Beijing Ivy League International School. You can visit these international schools to see if they are satisfied and how their enrollment is. Ivy League University is an excellent school, of course, the students admitted need to be excellent. If your grades and performance are among the best in all aspects, you can be admitted, which is still quite difficult.
Ivy League international schools are difficult to enter, and foreign Ivy League universities are even more difficult to enter. If you get excellent grades, it's not impossible, and all aspects meet the standards of rattan school.