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v3.25.1

Prepayments and Other Current Assets | 3 Months Ended
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Mar. 31, 2025
Prepayments and Other Current Assets [Abstract] |
Prepayments and other current assets | (5) Prepayments and other current assets Prepayments and other current assets consisted of the following as of March 31, 2025 and December 31, 2024:
|  | March 31, |  |  | December 31, |
|  | 2025 |  |  | 2024 |
Prepayment for purchase of materials |  | $ | 4,137,228 |  |  | $ | 5,634,870 |
Value-added tax recoverable |  |  | 13,320,909 |  |  |  | 13,154,375 |
Prepayment for utilities |  |  | 139,190 |  |  |  | 14,096 |
Others |  |  | 9,140 |  |  |  | 8,527 |
Allowance for doubtful accounts |  |  | (861,824 | ) |  |  | (860,601 | )
|  | $ | 16,744,643 |  |  | $ | 17,951,267 |
The movement of allowance for doubtful accounts was as follows:
|  | Three Months Ended March 31, |
|  | 2025 |  |  | 2024 |
Balance at beginning of year |  | $ | 860,601 |  |  | $ | - |
Additional charge (written off), net |  |  | - |  |  |  | 869,272 |
Foreign currency translation difference |  |  | 1,223 |  |  |  | (8,671 | )
Balance at the end of year |  | $ | 861,824 |  |  | $ | 860,601 |

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- Definition The entire disclosure for other current assets. + References No definition available. + Details
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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