Chance me, although its a little early and I have some testing to do

Korean male, not U.S. resident, intended major: CS or Engineering
I apply this coming October

GPA: 4.09 W 3.95 UW
SAT: 1510 one sitting(730 r/w,780 m)
SATII: Math Level 2 800, plan to take Chem or physics
AP: psych 4, Microecon 4, plan to take Chem, Physics C mech, Physics C elec, Calculus BC, Computer Science this year

ECs
Coding club founder at school( 2 years, my high school is 3 years long)
Made a Website to be used by school students for official purpose
Internship as a camera operator, have made videos to be actually broadcasted to TV.(2 years)
School Orchestra Second Violin(3 years)
Science Volunteer Club(3 years)
Braille typing for 100+hours
International Trades Challenge(by FedEx) Finalist
School Science&Computer Science Olympiad Silver Prize
School Soccer Competition 2nd place
School Debate Competition Bronze Prize

What should I improve?
Also, I want to know what chances I stand @
Harvey Mudd, UCLA, UC Berkeley, Rose-Hulman Institute of Technology, Olin College, U of Michigan-Ann Arbor, U of Illinois-Urbana-champaigne, Stanford(I think its worth 70 dollars to apply, although I dont think I stand a chance), MIT(same), Caltech(also same)

Thank you in advance!