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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) | Total | Common Stock [Member] | Paid-in Capital [Member] | Statutory Reserves [Member] | Other Comprehensive Income [Member] | Accumulated Retained Earnings [Member] | Noncontrolling Interest [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2011 | $ 108,212,919 | $ 46,475 | $ 55,416,140 | $ 7,051,843 | $ 11,284,190 | $ 34,414,271 | $ 4,550,570
Balance(shares) at Dec. 31, 2011 |  | 46,474,350 |  |  |  |  |
Conversion of convertible note | 3,000,000 | 3,750 | 2,996,250 | 0 | 0 | 0 | 0
Conversion of convertible note (shares) |  | 3,750,000 |  |  |  |  |
Compensation related to stock options and warrants | 89,252 | 0 | 89,252 | 0 | 0 | 0 | 0
Net income for year | 3,406,995 | 0 | 0 | 0 | 0 | 3,406,995 | (184,491)
Transfer to statutory reserves | 0 | 0 | 0 | 714,159 | 0 | (714,159) | 0
Foreign currency translation gain | 270,035 | 0 | 0 | 0 | 270,035 | 0 | 10,357
Balance at Dec. 31, 2012 | 114,979,201 | 50,225 | 58,501,642 | 7,766,002 | 11,554,225 | 37,107,107 | 4,376,436
Balance (shares) at Dec. 31, 2012 |  | 50,224,350 |  |  |  |  |
Net income for year | 15,629,536 | 0 | 0 | 0 | 0 | 15,629,536 | 186,270
Transfer to statutory reserves | 0 | 0 | 0 | 1,906,752 | 0 | (1,906,752) | 0
Foreign currency translation gain | 4,655,178 | 0 | 0 | 0 | 4,655,178 | 0 | 3,592
Shares issued for system purchase | 16,481,108 | 8,767 | 16,472,341 | 0 | 0 | 0 | 0
Shares issued for system purchase (in shares) |  | 8,766,547 |  |  |  |  |
Capital contribution from noncontrolling interest | 0 | 0 | 0 | 0 | 0 | 0 | 403,618
Exercise of stock options | 1,893 | 1,893 | 0 | 0 | 0 | 0 | 0
Exercise of stock options (in shares) |  | 1,892,672 |  |  |  |  |
Exercise of warrants | 26 | 26 | 0 | 0 | 0 | 0 | 0
Exercise of warrants (in shares) |  | 26,489 |  |  |  |  |
Purchase of noncontrolling interest of Erdos TCH | 2,929,469 | 0 | 3,156,069 | 0 | 0 | (226,600) | (4,624,799)
Balance at Dec. 31, 2013 | $ 154,676,411 | $ 60,910 | $ 78,130,053 | $ 9,672,754 | $ 16,209,403 | $ 50,603,291 | $ 345,117
Balance (shares) at Dec. 31, 2013 |  | 60,910,058 |  |  |  |  |

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