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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2018
Accounting Policies [Abstract]  
Schedule of estimated useful lives of property and equipment
Leasehold improvements Shorter of the useful lives or the lease term
Building and land use rights 20 - 40 years
Machinery and equipment 10 - 15 years
Furniture and office equipment 5 years
Motor vehicles 5 years

 

Leasehold improvements Shorter of the useful lives or the lease term
Machinery and equipment 2 - 3 years
Furniture and office equipment 3 - 5 years
Motor vehicles 3 years
Schedule of estimated useful lives of intangible assets
Software copyrights 20 years
Other software 5 years
Schedule of segment information
   For the Years Ended December 31, 
   2018   2017   2016 
             
Revenues            
Sale of medical equipment  $342,344   $882,011   $13,062,373 
Provision of OSAS diagnostic services   217,042    -    - 
Total net  revenues   559,386    882,011    13,062,373 
                
Cost of revenue               
Sale of medical equipment   (464,918)   (1,655,970)   (17,179,060)
Provision of OSAS diagnostic services   (292,983)   -    - 
    (757,901)   (1,655,970)   (17,179,060)
                
Gross loss               
Sale of medical equipment   (122,574)   (773,959)   (4,116,687)
Provision of OSAS diagnostic services   (75,941)   -    - 
    (198,515)   (773,959)   (4,116,687)
                
Depreciation and amortization expense:               
Sale of medical equipment  $535,800   $1,328,403   $1,232,263 
Provision of OSAS diagnostic services   291,830    -    - 
   $827,630   $1,328,403   $1,232,263 
                
Capital expenditure               
Sale of medical equipment  $16,137   $40,780   $636,130 
Provision of OSAS diagnostic services   760,191    -    - 
   $776,328   $40,780   $636,130