예술경영지원단 프로젝트 사이트
K-Sharing
http://www.k-artsharing.kr/
ab Gallery
http://abgallery.kr/
ART Fair
KIAF
http://kiaf.org
FIAC
https://www.fiac.com
Art Fair Ankara
http://artfairankara.com
Binded
https://binded.com
This site add block chain technology photography issued for copyright.
Also selling object.
Limited function : Full member of PPA(Professional Photography of Ameriaca) Other member used free account.