 RADNOR, Pa., June 5, 2021 PRNewswire -- The law firm of Kessler Topaz Meltzer Check, LLP reminds investors that a securities fraud class action lawsuit has been filed against Ebang International Holdings Inc. NASDAQ: EBON Ebang on behalf of those who purchased or acquired Ebang securities between June 26, 2020 and April 5, 2021 , inclusive the Class Period. 