WeiboReportsFirstQuarter2019UnauditedFinancialResultsBEIJING,May23,2019/PRNewswire/--WeiboCorporation(WeiboortheCompany)(NASDAQ:WB),aleadingsocialmediainChina,todayannounceditsunauditedfinancialresultsforthefirstquarterendedMarch31,2019.WearepleasedwithWeibosfirstquarterresults,saidGaofeiWang,CEOofW