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INCOME TAX (Narrative) (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011
Income Taxes [Line Items] |  |
Effective income tax rate | 47.60% | 15.80%
Income Tax Expense | $ 465,983 |
Earning per share | $ 0.01 |
Net operating losses | 10,260,000 |
Deferred Tax Assets, Valuation Allowance, Percentage | 100.00% |
Foregin reatined earnings before application of tax | 9,100,000 | 23,600,000
Undistributed earnings of foreign subsidiaries | 68,800,000 |
Income taxes paid | $ 3,427,582 | $ 3,471,124
Shanghai TCH [Member] |  |
Income Taxes [Line Items] |  |
Effective income tax rate | 25.00% | 24.00%
Xian TCH [Member] |  |
Income Taxes [Line Items] |  |
Effective income tax rate | 15.00% | 15.00%
Xingtai Huaxin [Member] |  |
Income Taxes [Line Items] |  |
Effective income tax rate | 25.00% | 25.00%
Huahong [Member] |  |
Income Taxes [Line Items] |  |
Effective income tax rate | 25.00% | 25.00%
Erdos TCH [Member] |  |
Income Taxes [Line Items] |  |
Effective income tax rate | 25.00% | 25.00%
Pingshan County Shengda [Member] |  |
Income Taxes [Line Items] |  |
Effective income tax rate | 25.00% | 25.00%
China [Member] |  |
Income Taxes [Line Items] |  |
Effective income tax rate | 25.00% |

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 25 -Paragraph 20 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6969291&loc=d3e28680-109314 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32621-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 43, 289 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32632-109319 + Details
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