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v3.21.1

Summary of Significant Accounting Policies (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Accounting Policies [Abstract] |  |  |
Cash and cash equivalents | $ 2,615,073 |  | $ 4,273,208
Restricted cash equivalents | 718,163 |  | $ 728,163
Impairments of equity investments | $ 0 | $ 0 |
Percentage of monthly contribution | 6.00% |  |
Employee benefits amount | $ 2,503 | 3,598 |
Employee stock-based compensation expenses | 0 | 0 |
Non-employee stock-based compensation expenses | $ 225,740 | $ 525 |

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