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Summary of Significant Accounting Policies and Practices (Tables)
 12 Months Ended
Dec. 31, 2021
Accounting Policies [Abstract]  
Schedule of estimated useful lives
   
Category Depreciation method Estimated useful lives
     
Building Straight-line 20 years
Electronic devices Straight-line 3 years
Office equipment, fixtures and furniture Straight-line 3 years
Automobile Straight-line 3 years