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Other Current and Non-Current Assets- Schedule of Other Current Assets (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Advances to unrelated-parties [1] $ 8,305 $ 1,835,826
Advances to employees 45,396 64,777
Other current assets 119,325 187,343
Total $ 173,026 $ 2,087,946
[1] The advances to unrelated parties for business development, and are non-interest bearing and due on demand.