| Summary of borrowings |
| | | | | | | | | | | | | BDC Loan | Other Loans | Total | | $ | $ | $ | | Balance at October 31, 2019 | — | 87,381 | 87,381 | | Proceeds from loans payable | 2,153,110 | — | 2,153,110 | | Repayment of loans payable | — | (12,881) | (12,881) | | Foreign exchange loss | 21,430 | (1,162) | 20,268 | Balance at October 31, 2020 | 2,174,540 | 73,338 | 2,247,878 | | Proceeds from loans payable | 3,091,220 | 7,000,000 | 10,091,220 | | Repayment of loans payable | (5,507,298) | (7,037,041) | (12,544,339) | | Foreign exchange loss | 241,538 | 3,451 | 244,989 | Balance at October 31, 2021 | — | 39,748 | 39,748 |
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