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v3.19.1

CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) | Total | Ordinary shares [Member] | Treasury Stock [Member] | Additional paid in capital [Member] | Retained earnings (accumulated losses) [Member] | Accumulated other comprehensive income (loss) income [Member] | Noncontrolling interest [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2015 | $ 241,656,490 | $ 26,320 | $ (1,748,836) | $ 236,358,070 | $ (3,061,404) | $ 8,780,313 | $ 1,302,027
Balance, shares at Dec. 31, 2015 |  | 260,836,578 |  |  |  |  |
Net income | 43,923,997 |  |  |  | 43,493,756 |  | 430,241
Other comprehensive loss | (17,605,240) |  |  |  |  | (17,502,133) | (103,107)
Share-based compensation | 2,702,089 |  |  | 2,702,089 |  |  |
Options exercised | 1,051,586 | $ 212 |  | 1,051,374 |  |  |
Options exercised, shares |  | 2,119,700 |  |  |  |  |
Balance at Dec. 31, 2016 | 271,728,922 | $ 26,532 | (1,748,836) | 240,111,533 | 40,432,352 | (8,721,820) | 1,629,161
Balance, shares at Dec. 31, 2016 |  | 262,956,278 |  |  |  |  |
Net income | 93,855,400 |  |  |  | 92,841,128 |  | 1,014,272
Other comprehensive loss | 21,978,054 |  |  |  |  | 21,829,007 | 149,047
Share-based compensation | 4,200,273 |  |  | 4,200,273 |  |  |
Options exercised | 2,765,418 | $ 560 |  | 2,764,858 |  |  |
Options exercised, shares |  | 5,596,050 |  |  |  |  |
Restricted shares vested |  | $ 236 |  | (236) |  |  |
Restricted shares vested, shares |  | 2,366,374 |  |  |  |  |
Balance at Dec. 31, 2017 | 394,528,067 | $ 27,328 | (1,748,836) | 247,076,428 | 133,273,480 | 13,107,187 | 2,792,480
Balance, shares at Dec. 31, 2017 |  | 270,918,702 |  |  |  |  |
Net income | 38,765,537 |  |  |  | 38,124,705 |  | 640,832
Other comprehensive loss | (26,356,406) |  |  |  |  | (26,216,079) | (140,327)
Share-based compensation | 13,788,049 |  |  | 13,788,049 |  |  |
Options exercised | $ 110,868 | $ 23 |  | 110,845 |  |  |
Options exercised, shares | 230,225 | 230,225 |  |  |  |  |
Restricted shares vested |  | $ 927 |  | (927) |  |  |
Restricted shares vested, shares |  | 9,271,350 |  |  |  |  |
Follow-on equity offering, net of issuance costs of $6,919,202 | 106,621,643 | $ 5,161 |  | 106,616,482 |  |  |
Follow-on equity offering, net of issuance costs of $6,919,202 shares |  | 51,609,475 |  |  |  |  |
Acquisition of non-controlling interest | (2,326,081) |  |  | 1,090,572 |  | (123,668) | (3,292,985)
Balance at Dec. 31, 2018 | $ 525,131,677 | $ 33,439 | $ (1,748,836) | $ 368,681,449 | $ 171,398,185 | $ (13,232,560) |
Balance, shares at Dec. 31, 2018 |  | 332,029,752 |  |  |  |  |

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