Rouying Tang @rouying-tang Active 1 year, 10 months ago ActivityProfileSites 1Friends 2Groups 0 PersonalMentionsFavoritesFriendsGroups Show: — Everything — Updates New Sites Posts Comments Friendships New Groups Group Memberships Group Updates Rouying Tang's profile was updated 8 years, 11 months ago CourseDepartmentFaculty/Staff portfolioProjectStudent portfolio