Note 13 - Variable Interest Entities ("vies"): Schedule Of Vie Consolidated Assets And Liabilities Table Textblock (Details) (USD $)	Nov. 30, 2013	May 31, 2013	Nov. 30, 2012	May 31, 2012
Cash and cash equivalents	$ 5,496,499	$ 5,479,091	$ 3,386,374	$ 3,520,248
Inventories	10,717	10,621
Tax recoverable	23,533	23,323
Other receivables and deposits	922,440	434,606
Goodwill	610,386	610,386
Property, plant and equipment, net	1,598,472	1,900,561
Accounts payable	1,157,048	3,751,360
Accrued expenses and other payables	556,153	534,375
Total liabilities	3,727,114	5,980,574
Variable Interest Entity, Primary Beneficiary, Aggregated Disclosure
Cash and cash equivalents	1,892,128	1,945,614
Inventories	10,717	10,621
Accounts receivable	599,663	2,392,819
Tax recoverable	23,533	23,323
Other receivables and deposits	771,226	283,603
Goodwill	610,386	610,386
Property, plant and equipment, net	159,807	285,823
Total assets (not include amount due from intra-group companies)	4,067,460	5,552,189
Deferred income	1,047,241	867,804
Accounts payable	1,136,566	3,730,907
Accrued expenses and other payables	392,247	379,035
Tax payables	33,304	31,188
Total liabilities	$ 2,609,358	$ 5,008,934