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v3.22.1

Other Current Assets | 3 Months Ended
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Mar. 31, 2022
Other Current Assets [Abstract] |
OTHER CURRENT ASSETS | 8. OTHER CURRENT ASSETS The amount of other current assets consisted of the followings:
|  | March 31, |  |  | December 31, |
|  | 2022 |  |  | 2021 |
Prepayments for Coal and Aluminum Ingots Supply Chain Financing/Trading |  | $ | 1,575,250 |  |  | $ | 2,243,295 |
Prepaid expenses |  |  | 393,016 |  |  |  | 439,404 |
Others |  |  | 395,601 |  |  |  | 245,000 |
Total |  | $ | 2,363,867 |  |  | $ | 2,927,699 |

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- Definition The entire disclosure for other current assets. + References No definition available. + Details
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