 NEW YORK--BUSINESS WIRE--Rosen Law Firm, a global investor rights law firm, announces it has filed a class action lawsuit on behalf of purchasers of the securities of Tarena International, Inc. NASDAQ: TEDU between August 16, 2016 and November 1, 2019, inclusive the Class Period. The lawsuit seeks to recover damages for Tarena investors under the federal securities laws. To join the Tarena class action, go or call Phillip Kim, Esq. toll 