¹û¶³APP´«Ã½

Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical)

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CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($)
Apr. 30, 2019
Apr. 30, 2018
Statement of Cash Flows [Abstract] Ìý Ìý
Cash $ 9,519,352 $ 14,612,559
Restricted cash 448,400 190,506
Total cash and restricted cash $ 9,967,752 $ 14,803,065