Latest Advance Intro user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; U; Android 4.0.4; es-la; IntroTr3544) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 UCBrowser/9.4.0.347 U3/0.8.0 Mobile Safari/533.1	UC Browser 9	Android 4