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Prepayments and Other Current Assets (Details) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Summary of prepayment
Prepayment to suppliers	$ 9,208,129	$ 9,029,524

Amount paid to supplier in advance for regular supply of material.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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Namespace Prefix:	tnbi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration