REVENUE (Tables)

6 Months Ended

Nov. 30, 2021

REVENUE

Disaggregation of revenue

The Company’s revenues by product category are as follows (in thousands):

	Three Months Ended November 30,				Six Months Ended November 30,
	2021		2020		2021		2020
Type of good / service:
Systems	$	3,754	$	171	$	7,633	$	972
Contactors		5,090		773		6,042		1,400
Services		767		739		1,582		1,323
	$	9,611	$	1,683	$	15,257	$	3,695
Product lines:
Wafer-level	$	9,107	$	1,251	$	14,250	$	2,810
Test During Burn-In		504		432		1,007		885
	$	9,611	$	1,683	$	15,257	$	3,695

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

	Three Months Ended November 30,				Six Months Ended November 30,
	2021		2020		2021		2020
Geographic region:
United States	$	895	$	970	$	1,401	$	2,011
Asia		8,716		632		13,853		1,601
Europe		-		81		3		83
	$	9,611	$	1,683	$	15,257	$	3,695

With the exception of the amount of service contracts and extended warranties, the Company’s product category revenues are recognized at the point in time when control transfers to customers. The following presents revenue based on timing of recognition (in thousands):

	Three Months Ended November 30,				Six Months Ended November 30,
	2021		2020		2021		2020
Timing of revenue recognition:
Products and services transferred at a point in time	$	9,270	$	1,214	$	14,560	$	2,784
Services transferred over time		341		469		697		911
	$	9,611	$	1,683	$	15,257	$	3,695