CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) (USD $)	3 Months Ended
	Aug. 31, 2012	Aug. 31, 2011
Cash flows from operating activities
Net loss for the period	$ (87,680)	$ (32,610)
Adjustments to reconcile net income to net cash (used in)/provided by operating activities:
Deferred tax	(3,598)	(3,281)
Amortization expense	29,544	29,403
Depreciation expense	161,054	161,333
Loss on property, plant & equipment written-off	154
Changes in operating assets and liabilities:
(Increase)/decrease in accounts receivable	(305,216)	453,382
Increase in inventories	(4,242)	(21)
(Increase)/decrease in other receivables and deposits	(53,956)	136,708
Decrease in tax recoverable	1	61,532
(Decrease)/increase in deferred income	(369,056)	526,727
Increase/(decrease) in accounts payable	406,434	(767,142)
Increase in taxes payable	39,301	38,497
Decrease in accrued liabilities and other payables	(5,173)	(243,434)
Net cash (used in)/provided by operating activities	(192,433)	361,094
Cash flows from investing activities
Purchase of property, plant and equipment	(742)	(61,876)
Purchase of available-for-sale investment		(319,115)
Increase in amount due from a related company	(77,120)	(580,174)
Net cash used in investing activities	(77,862)	(961,165)
Cash flows from financing activities
Increase/(decrease) in amount due to related companies	53	(34,826)
Net cash provided by/(used in) financing activities	53	(34,826)
Net decrease in cash and cash equivalents	(270,242)	(634,897)
Effect of exchange rate changes on cash and cash equivalents	605	95,373
Cash and cash equivalents at beginning of period	3,520,248	4,580,189
Cash paid for interest
Cash paid for income taxes	1,590	2,217
Cash and cash equivalents at end of period	3,250,611	4,040,665
Cash paid for interest
Cash paid for income taxes	$ 1,590	$ 2,217