New York, New York--(Newsfile Corp. - January 8, 2021) - Rosen Law Firm, a global investor rights law firm, reminds purchasers of the securities of JOYY Inc. (NASDAQ: YY) between April 28, 2016 and November 18, 2020, inclusive (the "Class Period"), of the important January 19, 2021 lead plaintiff deadline in the first filed securities class action lawsuit commenced by the firm. The lawsuit seeks to recover damages for JOYY investors under the federal securities...