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INCOME TAXES (Details 3) (USD $) | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Deferred tax assets: |  |
Accrued warranty costs | $ 9,208,666 | $ 11,591,771
Bad debt provision | 12,113,049 | 6,231,452
Issuance costs | 339,267 | 1,006,272
Inventory write-down | 6,649,004 | 4,434,180
Depreciation difference of property, plant and equipment | 17,920,711 | 10,826,169
Contingent liabilities | 4,508,086 |
Net operating losses carry-forward | 69,189,405 | 37,960,792
Others | 3,158,341 | 2,694,473
Total deferred tax assets | 123,086,529 | 74,745,109
Valuation allowance | (54,140,359) | (39,745,271)
Total deferred tax assets, net of valuation allowance | 68,946,170 | 34,999,838
Analysis as: |  |
Current | 29,863,674 | 11,773,066
Non-current | 39,082,496 | 23,226,772
Total deferred tax assets, net of valuation allowance | 68,946,170 | 34,999,838
Deferred tax liabilities: |  |
Financial derivatives assets | 700,184 | 340,817
Acquisition of subsidiaries |  | 1,230,740
Depreciation difference of property, plant and equipment | 4,644,722 |
Basis difference relating to SkyPower acquisition | 62,572,569 |
Others | 709,052 | 591,555
Total deferred tax liabilities | 68,626,527 | 2,163,112
Analysis as: |  |
Current | 12,474,952 | 2,163,112
Non-current | 56,151,575 |
Total deferred tax liabilities | 68,626,527 | 2,163,112
Accumulated net operating losses | 252,243,949 |
Accumulated net operating losses subject to expiration between 2015 and 2032 | $ 16,516,003 |

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