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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) | Common Stock | Treasury Stock | Additional Paid-In Capital | Retained Earnings Unappropriated | Retained Earnings Appropriated | Cumulative Translation Adjustment | Total
--- | --- | --- | --- | --- | --- | --- | ---
Begning Balance, Amount at Dec. 31, 2014 | $ 19,456 | $ (561,728) | $ 80,380,008 | $ 183,480,402 | $ 18,078,392 | $ 30,676,883 | $ 312,073,413
Begning Balance, Number of shares issued at Dec. 31, 2014 | 38,911,014 |  |  |  |  |  |
Begning Balance, Number of shares outstanding at Dec. 31, 2014 | 38,672,865 |  |  |  |  |  |
Begning Balance, Number of shares treasury stock at Dec. 31, 2014 | 238,149 |  |  |  |  |  |
Translation adjustment |  |  |  |  |  | (21,740,602) | $ (21,740,602)
Common stock repurchased, Number of shares outstanding | (31,000) |  |  |  |  |  |
Common stock repurchased, Number of shares treasury stock | 31,000 | (37,713) |  |  |  |  | (31,000)
Cashless exercise of stock options, Amount | $ 49 |  | (49) |  |  |  |
Cashless exercise of stock options, Number of shares issued | 97,244 |  |  |  |  |  |
Cashless exercise of stock options, Number of shares outstanding | 97,244 |  |  |  |  |  |
Issuance of stock options to employees and directors |  |  | 374,600 |  |  |  | $ 374,600
Common stock issued for business acquisition, Amount | $ 3,634 |  | 13,369,506 |  |  |  | 13,373,140
Common stock issued for business acquisition, Number of shares issued | 7,268,011 |  |  |  |  |  |
Common stock issued for business acquisition, Number of shares outstanding | 7,268,011 |  |  |  |  |  |
Net income for year ended |  |  |  | 34,068,037 |  |  | 34,068,037
Transfer to statutory common reserve fund |  |  |  | (2,262,044) | 2,262,044 |  |
Ending Balance, Amount at Dec. 31, 2015 | $ 23,139 | $ (599,441) | 94,124,065 | 215,286,395 | 20,340,436 | 8,936,281 | 338,110,875
Ending Balance, Number of shares issued at Dec. 31, 2015 | 46,276,269 |  |  |  |  |  |
Ending Balance, Number of shares outstanding at Dec. 31, 2015 | 46,007,120 |  |  |  |  |  |
Ending Balance, Number of shares treasury stock at Dec. 31, 2015 | 269,149 |  |  |  |  |  |
Translation adjustment |  |  |  |  |  | (24,930,808) | (24,930,808)
Common stock issued, Shares | 10,000 | (10,000) |  |  |  |  |
Common stock issued, Amount |  | $ 22,300 | (7,300) |  |  |  | 15,000
Cashless exercise of stock options, Amount | $ 386 |  | (386) |  |  |  |
Cashless exercise of stock options, Number of shares issued | 776,671 |  |  |  |  |  |
Cashless exercise of stock options, Number of shares outstanding | 776,671 |  |  |  |  |  |
Issuance of stock options to employees and directors |  |  | 40,300 |  |  |  | 40,300
Net income for year ended |  |  |  | 36,225,831 |  |  | 36,225,831
Transfer to statutory common reserve fund |  |  |  | (2,570,530) | 2,570,530 |  |
Ending Balance, Amount at Dec. 31, 2016 | $ 23,525 | $ (577,141) | $ 94,156,679 | $ 248,941,696 | $ 22,910,966 | $ (15,994,527) | $ 349,461,198
Ending Balance, Number of shares issued at Dec. 31, 2016 | 47,052,940 |  |  |  |  |  |
Ending Balance, Number of shares outstanding at Dec. 31, 2016 | 46,793,791 |  |  |  |  |  |
Ending Balance, Number of shares treasury stock at Dec. 31, 2016 | 259,149 |  |  |  |  |  |

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