Companhia Siderúrgica Nacional (NYSE:SID) Q4 2021 Earnings Conference Call March 10, 2022 9:30 AM ET Company Representatives Benjamin Steinbruch - Chairman, Chief Executive Officer Luis Martinez - Commercial Director Marcelo Cunha Ribeiro - Investor Relations Conference Call Participants Thiago Lofiego - Bradesco BBI Daniel Sasson - Itau BBA Carlos de Alba - Morgan Stanley Operator Good afternoon, and thank you for holding. At this time we would like to welcome everyone to CSN's conference call to present r ...