CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (UNAUDITED) (USD $)	3 Months Ended		9 Months Ended
	Feb. 29, 2012	Feb. 28, 2011	Feb. 29, 2012	Feb. 28, 2011
Revenue	$ 2,408,092	$ 1,384,170	$ 6,594,681	$ 3,998,708
Other income and gains	104,412	69,411	173,029	85,431
Service costs	(1,408,761)	(562,157)	(3,979,566)	(1,728,506)
Administrative expenses	(283,098)	(210,900)	(897,190)	(525,429)
Personnel cost	(284,550)	(173,889)	(808,726)	(470,099)
Depreciation expense	(159,891)	(116,053)	(484,577)	(339,780)
Amortization expense	(30,675)	(30,054)	(91,345)	(88,281)
Income before provision for income taxes	345,529	360,528	506,306	932,044
Provision for income taxes	(126,764)	(46,614)	(247,846)	(155,822)
Net income	218,765	313,914	258,460	776,222
Other comprehensive income
Gain on foreign currency translation	79,667	13,513	169,739	176,315
Total comprehensive income	$ 298,432	$ 327,427	$ 428,199	$ 952,537
Weighted average number of shares	282,315,325	275,284,223	282,315,325	275,284,223