Note 7 - Related Party Transactions: Schedule of Related Party Transactions (Details) - USD ($)	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2013
Details
Due to Pharmaceutical Corporation	$ 496,816	$ 248,873	$ 110,018
Due to Qufu Shengwang	346,622	106,308	64,386
Total Due to Related Party	958,475	355,181	$ 174,404
Working capital advances from related parties - Shangdong	444,079	1,784,431
Working capital advances from related parties - Qufu	346,622	670,441
Working capital advances from related parties	905,738	2,454,872
Repayments from related parties - Shandong	(197,206)	(1,719,826)
Repayments from related parties - Qufu	(114,128)	(628,519)
Repayments from related parties	(311,334)	(2,348,345)
Effect of foreign currency exchange - Shangdong	1,070	74,250
Effect of foreign currency exchange	8,890	$ 74,250
Working capital advances from related parties - Zhang	115,037
Effect of foreign currency exchange - Qufu	7,820
Due to Laiwang Zhang	$ 115,037