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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2019
Summary of Significant Accounting Policies  
Summary of estimated useful lives

 

 

 

 

 

Estimated

Category

    

useful lives

Buildings

 

20 years

Leasehold improvements

 

2-3 years

Furniture, office equipment

 

3-5 years

Motor vehicles

 

3-4 years

Software

 

2-10 years