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v3.19.1

Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Operating activities: |  |
Net income | $ 4,598,350 | $ 4,052,479
Adjustments to reconcile net income to net cash provided by operating activities |  |
Depreciation | 2,011,675 | 1,722,568
Amortization | 1,217,525 | 1,172,292
Stock compensation expense | 869,055 | 684,351
Deferred income taxes | 396,233 | 660,703
Changes in operating assets and liabilities |  |
Accounts receivable | 807,988 | (5,230,159)
Inventories | (1,580,151) | (1,846,765)
Prepaid expenses and other current assets | 573,604 | 82,679
Accounts payable | (3,066,106) | 3,733,667
Other accrued liabilities | (1,352,904) | (220,939)
Total adjustments | (123,081) | 758,397
Net cash provided by operating activities | 4,475,269 | 4,810,876
Investing activities: |  |
Purchase of property, plant and equipment | (2,850,993) | (3,146,194)
Purchase of intellectual property | (379,921) |
Purchase of building |  | (4,000,000)
Acquisitions |  | (7,233,114)
Net cash used by investing activities | (3,230,914) | (14,379,308)
Financing activities: |  |
Net (repayments) borrowings of long-term debt | (3,167,233) | 10,514,417
Borrowings on mortgage |  | 4,000,000
Repayments on mortgage | (266,667) | (22,222)
Distributions to shareholders | (1,484,829) | (1,408,428)
Cash settlement of stock options | (768,075) | (823,530)
Purchase of treasury stock | (365,149) |
Issuance of common stock |  | 649,231
Net cash (used) provided by financing activities | (6,051,953) | 12,909,468
Effect of exchange rate changes | (121,629) | 86,463
Net (decrease) increase in cash and cash equivalents | (4,929,227) | 3,427,499
Cash and cash equivalents at beginning of year | 9,338,269 | 5,910,770
Cash and cash equivalents at end of year | 4,409,042 | 9,338,269
Supplemental cash flow information |  |
Cash paid for income taxes | 887,592 | 1,570,370
Cash paid for interest expense | $ 1,855,356 | $ 1,255,190

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