Khoa Nguyen @khoa-nguyen Active 4 years, 1 month ago @jing-gong Hi! Professor Jing View ActivityProfileSites 2Friends 0Groups 1 PersonalMentionsFavoritesFriendsGroups Show: — Everything — Updates New Sites Posts Comments Friendships New Groups Group Memberships Group Updates Sorry, there was no activity found. Please try a different filter. CourseDepartmentFaculty/Staff portfolioProjectStudent portfolio