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v3.21.2

Investment in A Limited Partnership (Tables) | 12 Months Ended
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Dec. 31, 2020
Investment Company, Financial Highlights [Abstract] |
Schedule of Subsidiary of Limited Liability Company or Limited Partnership, Description [Table Text Block] |
|  | Investment |  |  | % of ownership |  |  | Investment dates
Ningbo Meishan Xinaishan Equity Investment Limited Partnership (“limited partnership”) |  | $ | 1,285,859 |  |  |  | 28 | % |  | November 5, 2020
Less: share of operating loss of limited partnership |  |  | (27,071 | ) |  |  |  |  |  |
|  |  | 1,258,788 |  |  |  |  |  |  |

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- Definition Tabular disclosure of the key aspects of a subsidiary (partnership, corporation, or other entity) of the limited liability company or limited partnership. + References No definition available. + Details
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