Quarterly report pursuant to Section 13 or 15(d)

8. Business Concentrations and Risk (Details Narrative)

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8. Business Concentrations and Risk (Details Narrative)
3 Months Ended 12 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Accounts Payable [Member] | One Vendor [Member]    
Concentration risk percentage 13.00% 95.00%
Accounts Receivable [Member] | One Customer [Member]    
Concentration risk percentage 22.00% 28.00%