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Intangible Assets (Tables)
 6 Months Ended
Jun. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Finite Lived Intangible Assets

The changes in the carrying amount of intangible assets for the six months ended June 30, 2018 were as follows:

 

Net balance at December 31, 2017   $ 463,578  
Deduction: Amortization expense     (78,503 )
Net balance at June 30, 2018   $ 385,075  
Schedule of Amortization Expenses

The following summarizes amortization of intangible assets included in the accompanying consolidated statements of operations:

 

    Three Months Ended     Six Months Ended  
    June 30,     June 30,  
    2018     2017     2018     2017  
Cost of sales   $ 32,374     $ 59,164     $ 64,748     $ 118,326  
General and administrative     6,878       19,728       13,755       39,456  
    $ 39,252     $ 78,892     $ 78,503     $ 157,782