Quarterly report pursuant to Section 13 or 15(d)

Certain Risks and Concentrations (Tables)

v3.19.3
Certain Risks and Concentrations (Tables)
9 Months Ended
Sep. 30, 2019
Major Suppliers [Member]  
Concentration Risk [Line Items]  
Schedule of concentration of risks

    Three Months Ended
September 30,
    Nine Months Ended
September 30,
 
Supplier   2019     2018     2019     2018  
A     32 %     *       17 %     20 %
B     27 %     12 %     *     14 %
C     *       *       16 %     *  
D     *       *       16 %     *  
E     *       *       14 %     *  

Major Customers [Member]  
Concentration Risk [Line Items]  
Schedule of concentration of risks

    Three Months Ended
September 30,
    Nine Months Ended
September 30,
 
Customer   2019     2018     2019     2018  
A     25 %     33 %     16 %     21 %
B     17 %     *       *       *  
C     16 %     15 %     21 %     19 %
D     13 %     *       *       *  
E     *     *       11 %     *  
F     *       *       14 %     *  

 

* less than 10%