I am replying mostly for future kids who read this and think this is what it takes to get into these schools. It is not. In fact it’s borderline unbelievable that any kid could do all this. I’m not doubting you OP but there aren’t enough hours in a day for these all to happen at the depth that most other kids do some of these activities.
Top grades
AAU bb
Top 16 rank tennis
Multiple NGOs
3 e-commerce businesses
Piano
Violin
John Hopkins CTY
For OTHER kids - if you have one or two of these ECs you are good to go.