 Los Angeles, California--Newsfile Corp. - June 5, 2021 - The Schall Law Firm, a national shareholder rights litigation firm, announces the filing of a class action lawsuit against Canaan Inc. Canaan or the Company NASDAQ: CAN for violations of the federal securities laws.Investors who purchased the Companys securities pursuant andor traceable to the Companys initial public offering IPO on or about November 20, 2019, are encouraged to contact the firm before May 4, 2020. ... 