http://pfpmd7dd5ijt4add2sfi4djsaij4u3ebvnwvyvuj6aeipe2f5llptkid.onion/ui3/s?p=1
Because China blocks direct connections and obfs4, meek is the only available pluggable transport for people in countries like China to access Tor. As a result, it is heavily used and terribly slow; I often see network timeouts when trying to use the meek-azure bridge.