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Schedule of cost of inventories (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Notes and other explanatory information [abstract] |  |  |
Cost of goods sold | $ 4,540,840 | $ 11,921,857 | $ 20,893,411
provision (reversal) for allowance for valuation loss | 19,513 | 11,324 | (37,569)
Cost of inventories | $ 4,560,353 | $ 11,933,181 | $ 20,855,842

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- Definition Reversal of loss on inventory writedown. + References No definition available. + Details
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- Definition The amount of merchandise that was sold during the period and recognised as an expense. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 85 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_85&doctype=Standard -URIDate 2024-03-27 + Details
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