CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)	Feb. 29, 2012	May 31, 2011
Current assets
Cash and cash equivalents	$ 3,468,796	$ 4,580,189
Inventories	6,736	6,679
Accounts receivable	234,999	644,642
Tax recoverable	46,342	107,308
Other receivables and deposits	424,060	441,351
Total current assets	4,180,933	5,780,169
Property, plant and equipment, net	2,552,654	2,936,979
Intangible assets, net	1,714,035	1,798,397
Available-for-sale investments	317,804	308,734
Amount due from a related company	3,414,561	1,182,200
Goodwill	610,386	610,386
Total assets	12,790,373	12,616,865
Current Liabilities
Deferred income	1,771,527	1,841,152
Accounts payable	477,561	939,932
Accrued expenses and other payables	473,402	422,837
Amount due to a related company	77,233	101,818
Taxes payable	390,670	120,484
Total current liabilities	3,190,393	3,426,223
Deferred tax liabilities	29,066	47,927
Total liabilities	3,219,459	3,474,150
Stockholders' equity
Common stock, US$0.0001 par value , 300,000,000 shares authorized; 282,315,325 shares issued and outstanding	28,232	28,232
Additional paid in capital	7,726,893	7,726,893
Retained earnings	1,046,285	787,825
Accumulated other comprehensive income	769,504	599,765
Total stockholders' equity	9,570,914	9,142,715
Total liabilities and stockholders' equity	$ 12,790,373	$ 12,616,865