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Property and Equipment
 12 Months Ended
Dec. 31, 2017
Property, Plant and Equipment [Abstract]  
PROPERTY AND EQUIPMENT

NOTE 3 - PROPERTY AND EQUIPMENT

 

Property and equipment consisted of the following:

 

   December 31,   December 31, 
   2017   2016 
Permit of land use  $432,910   $405,645 
Building   10,052,840    9,419,700 
Plant, machinery and equipment   28,044,515    26,151,029 
Motor vehicle   330,598    309,777 
Office equipment   200,974    182,718 
Total   39,061,837    36,468,869 
Less: accumulated depreciation   (15,520,834)   (11,501,421)
Property and Equipment, net  $23,541,003   $24,967,448 

 

Depreciation is computed on a straight-line basis over the estimated useful lives of the assets as follows:

 

Asset  Life - years
Permit of land use  40 - 70
Building  20 - 49
Plant, machinery and equipment  5 - 10
Motor vehicle  5 - 10
Office equipment  3-5

 

Depreciation relating to office equipment was included in general and administrative expenses, while all other depreciation was included in cost of revenue. For the years ended December 31, 2017 and 2016, depreciation expense was $3,125,937 and $2,815,167, respectively.