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INCOME TAXES (Schedule of Changes of Valuation Allowance) (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Beginning balance | $ 38,729,208 | $ 42,362,849 | $ 50,109,751
Reversal | (24,771) | (932,833) | (5,708,268)
Foreign exchange effect | 2,612,012 | (2,700,808) | (2,038,634)
Ending Balance | $ 41,316,449 | $ 38,729,208 | $ 42,362,849

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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset resulting from the effect of foreign exchange rates. + References No definition available. + Details
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=84176650&loc=d3e32123-109318 + Details
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