Yuxuan Chen @yuxuan-chen Active 1 day, 12 hours ago @peiyi-chen Hello!, We have common interests! View ActivityProfileSites 2Friends 2Groups 2 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