Note 3 - Summary of Significant Accounting Policies: (n) Foreign Currency Translation: Foreign Currency Transactions, Description (Details)	Jul. 31, 2016	Apr. 30, 2016	Jul. 31, 2015
China, Yuan Renminbi
Foreign Currency Exchange Rate, Translation	0.1507	0.1541	0.1613
China, Yuan Renminbi | Average Yearly
Foreign Currency Exchange Rate, Translation	0.1517	0.1570	0.1643
Hong Kong, Dollars
Foreign Currency Exchange Rate, Translation	0.1289	0.1286	0.1290
Hong Kong, Dollars | Average Yearly
Foreign Currency Exchange Rate, Translation	0.1289	0.1289	0.1290