Quantcast
 
 
Registered users get the full experience, including fresh user images and profile data. Log-in, or if you don't have a Twellow account, Get one here, free

SeWoong Cha

@chawong27
Location:
Followers6,449
Following0
Tweets0
 
129
 

Bio

Amkor Technology Inc.,R&D / Physics, Psychology, Education, R=VD, Humanism, System Trading, Social Problems, Free Soul / 나비처럼 생각하고 벌처럼 행동하라!