7. SEGMENT INFORMATION

3 Months Ended

Aug. 31, 2015

Segment Reporting [Abstract]

7. SEGMENT INFORMATION

7.  SEGMENT INFORMATION

    The Company operates in one reportable segment: the design, manufacture and marketing of advanced test and burn-in products to the semiconductor manufacturing industry.

    The following presents information about the Company’s operations in different geographic areas.  Net sales are based upon ship-to location (in thousands).

	United
	States		Asia		Europe		Total
Three months ended August 31, 2015:
Net sales	$	718	$	5,381	$	534	$	6,633
Property and equipment, net		418		34		13		465
Three months ended August 31, 2014:
Net sales	$	1,663	$	1,086	$	809	$	3,558
Property and equipment, net		435		40		17		492

  The Company’s Japanese and German subsidiaries primarily comprise the foreign operations.  Substantially all of the sales of the subsidiaries are made to unaffiliated Japanese or European customers.  Net sales from outside the United States include those of Aehr Test Systems Japan K.K. and Aehr Test Systems GmbH.

    Sales to the Company’s five largest customers accounted for approximately 96% and 95% of its net sales for the three months ended August 31, 2015 and 2014, respectively.  Two customers accounted for approximately 67% and 11% of the Company’s net sales in the three months ended August 31, 2015. Four customers accounted for approximately 35%, 22%, 22% and 10% of the Company’s net sales in the three months ended August 31, 2014. No other customers represented more than 10% of the Company's net sales for either of the three months ended August 31, 2015 and 2014.