Concentration (Tables)

9 Months Ended

Sep. 30, 2016

Concentration [Abstract]

Concentration of revenue from customers

		Three Months Ended September 30,					Nine Months Ended September 30,
Customer		2016		2015			2016		2015
	A		*		19	%		*		13	%

* Less than 10%.

Concentration of purchase from suppliers

		Three Months Ended September 30,						Nine Months Ended September 30,
Supplier		2016			2015			2016			2015
	A		37	%		27	%		23	%		25	%
	B		18	%		*			10	%		*
	C		16	%		*			*			*
	D		*			14	%		12	%		*
	E		*			*			*			10	%

* Less than 10%.