Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Property and Equipment, Net (Details)

v3.22.2
Property and Equipment, Net (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Property and Equipment, Net [Abstract]      
Depreciation expenses $ 55,076 $ 63,095 $ 73,714