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Intangible Assets, Net (Tables) | 9 Months Ended
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Sep. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of intangible assets |
|  | December 31, 2021 |  |  | September 30, 2022 |
Computer software at cost |  | $ | 108,560 |  |  | $ | 96,954 |
Sewage discharge permit* |  |  | 1,915,740 |  |  |  | 1,710,918 |
|  |  | 2,024,300 |  |  |  | 1,807,872 |
Accumulated amortization |  |  | (62,561 | ) |  |  | (424,083 | )
|  | $ | 1,961,739 |  |  | $ | 1,383,789 |

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