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16. SUPPLY CHAIN FINANCE (Tables)
12 Months Ended
Dec. 31, 2020
Supply Chain Finance  
Schedule of supply chain finance
 
    12.31.20   12.31.19
Supply chain finance - Domestic suppliers    1,309,167   671,869
Supply chain finance - Foreign suppliers   165,060   182,126
     1,474,227   853,995
         
(-) Adjustment to present value   (21,590)   (11,958)
     1,452,637   842,037