Concentrations (Tables)

3 Months Ended

Mar. 31, 2015

Concentrations [Abstract]

Concentration of revenue from customers

	Three Months Ended March 31,
Customer	2015			2014
A		12	%		*

*      Less than 10%.

Concentration of purchase from suppliers

	Three Months Ended March 31,
Supplier	2015			2014
A		22	%		21	%
B		21	%		18	%
C		*			16	%

*      Less than 10%.