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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) | 9 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net income | $ 3,534,643 | $ 2,025,871
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 334,250 | 301,550
Share-based compensation expense: |  |
Stock options | 135,269 |
Stock awards | 159,980 | 159,992
Excess and obsolete inventory cost | (195,762) |
Deferred income taxes | (1,461,617) | 38
(Increase) decrease in: |  |
Accounts receivable | 75,383 | (1,516,119)
Contract asset |  | 80,182
Inventories | (351,714) | (238,648)
Prepaid expenses and other current assets | (22,219) | (164,156)
Income taxes receivable |  | (303,280)
Increase (decrease) in: |  |
Accounts payable | 145,150 | (129,993)
Accrued expenses | 206,627 | 333,674
Income taxes payable | 17,784 |
Contract liability | 1,215,329 | 77,110
Net cash provided by operating activities | 3,793,103 | 626,221
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Purchases of property and equipment | (324,025) | (67,624)
Net cash (used in) investing activities | (324,025) | (67,624)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from exercise of stock options | 17,010 | 8,822
Dividend paid | (19,788,092) |
Net cash (used in) provided by financing activities | (19,771,082) | 8,822
Net (decrease) increase in cash and cash equivalents and restricted cash | (16,302,004) | 567,419
Cash and cash equivalents and restricted cash, beginning of year | 23,784,867 | 22,416,830
Cash and cash equivalents and restricted cash, end of year | 7,482,863 | 22,984,249
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION |  |
Cash paid for income taxes | $ 481 | $ 2,456

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