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CONCENTRATIONS

6 Months Ended

Jun. 30, 2012

14.

CONCENTRATIONS

Major Customers

For the six and three months ended June 30, 2012, approximately 10% and 15% of the Company’s revenues was received from one customer. For the six and three months ended June 30, 2011, approximately 13% and 15% of the Company’s revenues was received from one customer.

At June 30, 2012 and 2011, receivables from four customers were approximately 9%, 9%, 8%, 8% and 12%, 10%, 10%, 9%, respectively.

Revenues

For the six and three months ended June 30, 2012 and 2011, the Company’s three top selling products accounted, in the aggregate, for approximately 76%, 80%, 75%, and 82%, respectively, of its total net revenues.

The following represents the revenues by product line, all derived from China:

	For the six months ended June 30,				For the three months ended June 30,
	2012		2011		2012		2011
	US$		US$		US$		US$
Product Line

Medical Devices		8,687,340		8,658,862		5,763,039		5,915,161
Respiratory and Oxygen Homecare		1,611,719		2,006,628		1,220,089		1,797,623
		10,299,059		10,665,490		6,983,128		7,712,784