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Lease (Details) - Schedule of supplemental information related to operating leases - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Schedule of supplemental information related to operating leases [Abstract]        
Operating lease expenses $ 85,857 $ 78,847 $ 335,208 $ 337,282
Cash paid for amounts included in the measurement of operating lease liabilities $ 85,857 $ 78,847 $ 335,208 $ 337,282
Weighted Average Remaining Lease Term:        
Operating leases 2 years 7 months 24 days 2 years 10 months 24 days 2 years 10 months 24 days 3 years 29 days
Weighted Average Discount Rate:        
Operating leases 1.37% 1.39% 1.39% 0.55%