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DEFERRED TAX (Summary of Deferred Tax Liability) (Details) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Schedule Of Deferred Income Tax Assets and Liabilities [Line Items]    
Deferred tax liability, net $ 11,884,068 $ 6,565,618
Deferred Tax Liabilities, Net, Current 1,442,317 2,471,925
Accrual of system maintenance cost [Member]
   
Schedule Of Deferred Income Tax Assets and Liabilities [Line Items]    
Deferred Tax Assets, Net, Noncurrent 70,551 48,453
Depreciation of fixed assets [Member]
   
Schedule Of Deferred Income Tax Assets and Liabilities [Line Items]    
Deferred Tax Assets, Net, Noncurrent 31,308,695 22,933,886
Net investment in sales-type leases [Member]
   
Schedule Of Deferred Income Tax Assets and Liabilities [Line Items]    
Deferred tax liability, net (43,263,314) (29,547,957)
Deferred Tax Liabilities, Net, Current $ (1,442,317) $ (2,471,925)