Summary of Significant Accounting Policies: (e) Foreign Currency Translation: Foreign Currency Translation Rates (Details)	Aug. 31, 2012	May 31, 2012	Aug. 31, 2011
China, Yuan Renminbi
Year end HK$ : US$ exchange rate	0.1578	0.1578	0.1544
Average yearly HK$ : US$ exchange rate	0.1584	0.1585	0.1567
Hong Kong, Dollars
Year end HK$ : US$ exchange rate	0.1289	0.1288	0.1283
Average yearly HK$ : US$ exchange rate	0.1289	0.1288	0.1283