BARBUTO & JOHANSSON (“BARJO”) LITIGATION UPDATE: The Law Firm Reminds Investors of Upcoming Class Action Deadlines in DOYU, IQ and BIDU WELLINGTON, Fla., May 19, 2020 (GLOBE NEWSWIRE) -- Barbuto & Johansson, P.A. (“BARJO”) informs investors of the pending class action lawsuits against DouYu International Holdings Limited...