Significant Concentrations

3 Months Ended

Dec. 31, 2012

Significant Concentrations [Text Block]

17 Significant Concentrations

(a) Customers and Credit Concentrations

For the three months ended December 31, 2011 and 2012, the company had only one customer accounted for more than 10% of the Company’s total trade accounts receivable.

		Three months ended December 31
		2011			2012
Jiangsu Huatiantong Technology Limited.	$	12,159,409	10.60%	$	16,745,642	16.81%

The Company had only one customer that individually comprised 10% or more of net revenue for the three months ended December 31, 2011 and 2012 respectively, as follows:

		Three months ended December 31
		2011		2012
Dongguan Yulong Telecom Technology Co., Ltd.	$	371,401	0.52% $	7,600,002	11.92%

(b) Credit Risk

Financial instruments that potentially subject the Company to a significant concentration of credit risk consist primarily of cash and cash equivalents, pledged deposits and trade account receivables. As of September 30, 2012 and December 31, 2012, substantially all of the Company’s cash and cash equivalents and pledged deposits were held by major financial institutions located in the PRC, which management believes are of high credit quality.