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Major Customers and Concentration of Credit Risk (Tables)
3 Months Ended 12 Months Ended
Mar. 31, 2018
Dec. 31, 2017
Risks and Uncertainties [Abstract]    
Schedule of Revenues and Receivable Major Customers

For the three months ended March 31, 2018 and 2017, the following customers accounted for the following percentages of the Company’s revenues, respectively:

 

Customer   2018     2017  
A     16 %     25 %
B     13 %     13 %
C     8 %     10 %

 

As of March 31, 2018 and December 31, 2017, the following customers accounted for the following percentages of the Company’s accounts receivable, respectively:

 

Customer   March 31, 2018     December 31, 2017  
D     14 %     5 %
B     14 %     18 %
E     8 %     11 %

For the year ended December 31, 2017 and 2016, the following customers accounted for the following percentages of the Company’s revenues, respectively:

 

Customer   2017     2016  
A     20 %     15 %
B     13 %     20 %
C     9 %     11 %
D     8 %     9 %

 

As of December 31, 2017 and 2016, the following customers accounted for the following percentages of the Company’s accounts receivable, respectively:

 

Customer   2017     2016  
A     18 %     35 %
B     12 %     - %
C     9 %     12 %