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v3.19.1

CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings, Appropriated [Member] | Retained Earnings [Member] | Total
--- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2016 | $ 27,309 | $ 36,885,462 | $ 6,241 | $ 26,346,431 | $ 63,265,443
Balance (in Shares) at Dec. 31, 2016 | 27,309,695 |  |  |  |
Exercise of options - employees | $ 3 | (3) |  |  |
Exercise of options - employees (in Shares) | 2,898 |  |  |  |
Stock issued to employees | $ 458 | 527,017 |  |  | 527,475
Stock issued to employees (in Shares) | 457,500 |  |  |  |
Stock issued for service | $ 365 | 670,736 |  |  | 671,101
Stock issued for service (in Shares) | 364,569 |  |  |  |
Stock compensation for board of directors | $ 57 | 115,120 |  |  | 115,177
Stock compensation for board of directors (in Shares) | 57,265 |  |  |  |
Stock options vested to board of directors and employees |  | 484,045 |  |  | 484,045
Adoption ASU 2016-09 related to stock based compensation |  |  |  | (380,248) | (380,248)
Net income |  |  |  | 3,764,611 | 3,764,611
Balance at Dec. 31, 2017 | $ 28,192 | 38,682,377 | 6,241 | 29,730,794 | $ 68,447,604
Balance (in Shares) at Dec. 31, 2017 | 28,191,927 |  |  |  | 28,191,927
Exercise of options - employees | $ 33 | 31,468 |  |  | $ 31,501
Exercise of options - employees (in Shares) | 32,730 |  |  |  | 40,000
Stock issued to employees | $ 38 | 73,838 |  |  | $ 73,876
Stock issued to employees (in Shares) | 37,500 |  |  |  |
Stock issued for service | $ 304 | 486,295 |  |  | 486,599
Stock issued for service (in Shares) | 304,495 |  |  |  |
Stock options vested to board of directors and employees |  | 567,171 |  |  | 567,171
Net income |  |  |  | 5,299,625 | 5,299,625
Balance at Dec. 31, 2018 | $ 28,567 | $ 39,841,149 | $ 6,241 | $ 35,030,419 | $ 74,906,376
Balance (in Shares) at Dec. 31, 2018 | 28,566,652 |  |  |  | 28,566,652

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