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Profit and Loss Statement of Erdos TCH, prepared under Chinese GAAP (Detail) (Erdos TCH, USD $) | 6 Months Ended
--- | ---
Jun. 30, 2012 | Jun. 30, 2011
Erdos TCH |  |
Noncontrolling Interest [Line Items] |  |
Net Revenue | $ 7,510,614 | $ 6,387,265
Cost of Revenue | (4,215,028) | (3,663,910)
Gross Profit | 3,295,586 | 2,724,355
Operating expenses | 28,075 | 10,907
Income from operations | 3,267,511 | 2,713,448
Non-operating income (expense) | (2,361,930) | 4,477
Income tax expense | (226,395) | (679,481)
Net Income | $ 679,186 | $ 2,038,444

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