To join the Sunlands class action, go to http://www.rosenlegal.com/cases-register-1598.html or call Phillip Kim, Esq. toll-free at 866-767-3653 or email [email protected] or [email protected] for information on the class action. A class action lawsuit has already been filed. Rosen Law Firm represents investors throughout the globe, concentrating its practice in securities class actions and …