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CONVERTIBLE NOTES PAYABLE AND REVOLVING FINANCING AGREEMENT (Narrative) (Details) | 3 Months Ended | 12 Months Ended | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |  |  |  |  |  | 0 Months Ended |  |  |  |  |  |  | 0 Months Ended | 1 Months Ended |  |  |
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Mar. 31, 2013 USD ($) | Mar. 31, 2012 USD ($) | Mar. 31, 2013 China Cinda [Member] USD ($) | Dec. 31, 2012 China Cinda [Member] USD ($) | Dec. 30, 2011 Convertible Debts [Member] USD ($) | Dec. 30, 2011 Convertible Debts [Member] CNY | Mar. 31, 2013 Convertible Debts [Member] USD ($) | Dec. 31, 2012 Convertible Debts [Member] USD ($) | Dec. 31, 2011 Convertible Debts [Member] USD ($) | Mar. 31, 2013 Convertible Debts [Member] CNY | Dec. 31, 2012 Convertible Debts [Member] CNY | Nov. 30, 2012 Convertible Debts [Member] CNY | Dec. 09, 2011 Convertible Debts [Member] | Aug. 18, 2010 Convertible Debts [Member] USD ($) | Dec. 31, 2012 Convertible Debts [Member] Xian Tch [Member] CNY | Jan. 30, 2011 Convertible Debt Tranche One [Member] USD ($) | Jan. 30, 2011 Convertible Debt Tranche One [Member] CNY | Dec. 30, 2010 Convertible Debt Tranche One [Member] USD ($) | Dec. 30, 2010 Convertible Debt Tranche One [Member] CNY | Dec. 31, 2011 Convertible Debt Tranche One [Member] USD ($) | Dec. 31, 2010 Convertible Debt Tranche One [Member] USD ($) | Aug. 18, 2010 Convertible Debt Tranche One [Member] Xian Tch [Member] USD ($) | Aug. 18, 2010 Convertible Debt Tranche One [Member] Xian Tch [Member] CNY | Nov. 30, 2012 Convertible Debt Tranche Two [Member] | Dec. 09, 2011 Convertible Debt Tranche Two [Member] CNY | Aug. 18, 2010 Convertible Debt Tranche Two [Member] CNY | Dec. 16, 2011 Capital Trust Loan Agreement [Member] Xian Tch [Member] USD ($) | Dec. 16, 2011 Capital Trust Loan Agreement [Member] Xian Tch [Member] CNY | Sep. 30, 2012 8% Secured Convertible Promissory Note [Member] USD ($) | Jul. 24, 2012 8% Secured Convertible Promissory Note [Member] USD ($) | May 11, 2012 8% Secured Convertible Promissory Note [Member] USD ($) | Apr. 29, 2009 8% Secured Convertible Promissory Note [Member] USD ($)
Convertible Notes Payable and Revolving Financing Agreement [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Promissory note to be issued under repurchase agreement |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100,000,000 |  |  |  |  |  |  | $ 16,000,000 | 100,000,000 |  | 50,000,000 | 50,000,000 |  |  |  |  |  |
Additional interest charge |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.00% |  |  |  |  |  |  |
Conversion price |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2.46 |  |  |  |  |  | $ 2.46 | $ 2.46 |  |  |  |  |  |  |  | $ 0.80 |  |  | $ 0.80
Convertible loans principal amount |  |  | 3,770,000 | 3,770,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,000,000 | 3,000,000 | 3,000,000
Conversion of convertible notes to shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,750,000 |  |  |
Debt instrument, basis spread on variable rate |  |  |  |  |  |  | 2.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum interest rate |  |  |  |  |  |  | 18.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares used as collateral |  |  |  |  |  |  |  |  |  |  |  |  | 1,500,000 | 4,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Bank loan contactual term |  |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of equity interest pledge as guarantee of loan |  |  |  |  |  |  | 80.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument issuance date |  |  |  |  |  |  | Aug. 18, 2010 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Issuance of convertible notes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7,533,391 | 50,000,000 | 7,533,391 | 50,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Beneficial conversion feature amortized |  |  |  |  |  |  |  |  | 10,747,493 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Redemption interest rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18.00% |  |  |  |  |  |  |  |
Convertible notes |  |  |  |  | 3,970,000 | 25,000,000 | 3,760,000 |  |  | 25,000,000 | 25,000,000 | 25,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest paid | 513,574 | 556,805 |  |  | 1,130,000 | 7,140,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000,000 | 6,450,000 |  |  |  |
Amortization of beneficial conversion feature |  |  |  |  |  |  |  | 2,140,050 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  | 179,183 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Long term loans from bank | 10,050,000 |  | 3,760,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unpaid interest |  |  | 563,112 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayment of loans |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7,940,000 | 50,000,000 |  |  |  |
Accrued interest |  |  | $ 560,000 | $ 560,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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