Effective Income Tax Rate Reconciliation Withholding Rate

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Preferential Tax Rates

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No definition available.

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- Definition

Statue of limitations period for underpayment of income taxes due to computational errors made by taxpayer or withholding agent.

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No definition available.

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- Definition

Percentage of voting equity interests acquired in the business combination.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of deferred tax liability attributable to taxable temporary differences from investments in unconsolidated subsidiaries and investments in other affiliates which are not controlled nor consolidated.

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The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

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The sum of domestic, foreign and state and local operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted tax laws.

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Total increases or decreases in allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

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INCOME TAXES (Narrative) (Details) (CNY)	12 Months Ended
INCOME TAXES (Narrative) (Details) (CNY)	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008
Income Tax Applicable Tax Rates [Line Items]
Enterprise income tax rate	25.00%	25.00%	25.00%
Withholding tax rate	10.00%
Statue of limitations period	3 years
Decrease in valuation allowance			(3,680,149)
Valuation allowance	(603,355)	(523,218)
Temporary differences related to investments in subsidiaries	109,000,000	118,000,000
Beijing Information [Member]
Income Tax Applicable Tax Rates [Line Items]
Enterprise income tax rate		25.00%
Shenzhen branches [Member]
Income Tax Applicable Tax Rates [Line Items]
Enterprise income tax rate	25.00%
Preferential tax rate		24.00%
Expedia [Member]
Income Tax Applicable Tax Rates [Line Items]
Percentage of voting power	83.00%
2013 [Member]
Income Tax Applicable Tax Rates [Line Items]
Operating loss carryforwards	285,867
2014 [Member]
Income Tax Applicable Tax Rates [Line Items]
Operating loss carryforwards	753,895
2015 [Member]
Income Tax Applicable Tax Rates [Line Items]
Operating loss carryforwards	561,302
2016 [Member]
Income Tax Applicable Tax Rates [Line Items]
Operating loss carryforwards	6,847,027
2017 [Member]
Income Tax Applicable Tax Rates [Line Items]
Operating loss carryforwards	5,282,264
High New Technology Enterprise [Member]
Income Tax Applicable Tax Rates [Line Items]
Preferential tax rate	15.00%	15.00%	15.00%	15.00%	15.00%
High New Technology Enterprise [Member] \| eLong Information [Member]
Income Tax Applicable Tax Rates [Line Items]
Preferential tax rate	15.00%	15.00%	15.00%	15.00%	15.00%
High New Technology Enterprise [Member] \| Beijing Information [Member]
Income Tax Applicable Tax Rates [Line Items]
Preferential tax rate			15.00%	15.00%	15.00%
High New Technology Enterprise [Member] \| Beijing Xici [Member]
Income Tax Applicable Tax Rates [Line Items]
Preferential tax rate	15.00%	15.00%
Extended period [Member]
Income Tax Applicable Tax Rates [Line Items]
Statue of limitations period	5 years
Transferring price issues [Member]
Income Tax Applicable Tax Rates [Line Items]
Statue of limitations period	10 years