v2.4.0.8

4. Accounts Receivable (Details) - Schedule of Accounts Receivable (USD $)	Sep. 30, 2013	Dec. 31, 2012
Schedule of Accounts Receivable [Abstract]
Accounts receivable	$ 14,743,383	$ 9,880,791
Allowance for doubtful accounts	(1,066,202)	(241,395)
Accounts receivable, net	13,677,181	9,639,396
Accounts receivable - related parties	4,781,683	0
Accounts receivable, total	$ 18,458,864	$ 9,639,396

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For unclassified balance sheet, amounts due from customers or clients for goods or services that have been delivered or sold in the normal course of business.

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For an unclassified balance sheet, the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

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Amount of receivables arising from transactions with related parties due within one year or the normal operating cycle, if longer.

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For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

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China Industrial Steel Inc. 10-Q