Yonghun Jeong Change your cover photoUpload Change your cover photoUpload Yonghun Jeong 링글 마케팅 리드 (www.ringleplus.com) KAIST This user account status is Approved About About Posts Posts Comments Comments 등록했습니다! 잘 배워보겠습니다! On 82 Startup Academy & 북클럽
