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SIGNIFICANT ACCOUNTING POLICIES (Details 6) (USD $) | 12 Months Ended | 6 Months Ended | 12 Months Ended | 6 Months Ended | 12 Months Ended | 31 Months Ended | 4 Months Ended | 12 Months Ended
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Feb. 28, 2013 | Feb. 29, 2012 | Feb. 28, 2011 | Feb. 28, 2013 Xueersi Education | Feb. 28, 2013 TAL Beijing | Dec. 31, 2012 TAL Beijing | Dec. 31, 2011 TAL Beijing | Dec. 31, 2010 TAL Beijing | Feb. 28, 2013 Beijing Xintang Sichuang | Feb. 28, 2013 Yidu Huida | Dec. 31, 2012 Yidu Huida | Feb. 28, 2013 Software products | Feb. 28, 2013 Guidance books Xueersi Education | Dec. 31, 2012 Online education services | Dec. 31, 2012 Inter-company technical services | Feb. 28, 2013 Small scale VAT payer | Feb. 28, 2013 General VAT payer
Value added tax |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
VAT rate (as a percent) |  |  |  | 6.00% | 6.00% | 17.00% | 17.00% | 17.00% | 6.00% | 6.00% | 17.00% | 17.00% | 13.00% | 6.00% | 6.00% | 3.00% | 17.00%
VAT refund rate (as a percent) |  |  |  |  |  | 14.00% | 14.00% | 14.00% |  |  | 14.00% | 14.00% |  |  |  |  |
Business tax |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business tax and surcharges rate, minimum (as a percent) | 3.30% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business tax and surcharges rate, maximum (as a percent) | 5.60% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Advertising costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total advertising costs | $ 2,502,489 | $ 2,718,675 | $ 271,484 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Government subsidies |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Government subsidies received | 793,007 | 213,270 | 148,537 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Government subsidies recorded | 632,269 | 213,270 | 148,537 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign currency translation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exchange gain (loss) | 938,116 | 4,211,173 | (80,480) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign Currency Risk |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate amounts of cash and cash equivalents, term deposits and restricted cash denominated in RMB | $ 207,803,373 | $ 197,522,897 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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