 SÃO PAULO, March 26, 2021 PRNewswire -- GOL Linhas Aéreas Inteligentes S.A. GOL, NYSE: GOL and B3: GOLL4, Brazils largest domestic airline, has filed its 2020 annual report on Form 20-F, which details GOLs operating and financial statements as determined by regulations of the U.S. Securities and Exchange Commission, for the year ended December 31, 2020. 