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SEGMENT REPORTING (Details Textual) (USD $)
12 Months Ended
Apr. 30, 2014
Apr. 30, 2013
Segment Reporting Information [Line Items]    
Revenues $ 21,264,288 $ 24,774,876
Assets 22,021,726 18,144,966
Equity Method Investment, Ownership Percentage 60.00%  
Concentration Risk, Percentage 25.90% 21.20%
China Operations [Member]
   
Segment Reporting Information [Line Items]    
Revenues 5,513,000 5,258,000
Assets $ 4,225,000 $ 4,017,000