Tingting Huang @tingting-huang Active 5 years, 3 months ago ActivityProfileSites 0Friends 1Groups 0 PersonalMentionsFavoritesFriendsGroups Show: — Everything — Updates New Sites Posts Comments Friendships New Groups Group Memberships Group Updates Tingting Huang and Leting Zhang are now friends 6 years, 11 months ago Leting Zhang @leting-zhang View Profile CourseDepartmentFaculty/Staff portfolioProjectStudent portfolio