Contractual interest rate for funds borrowed, under the debt agreement.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Carrying amount at the balance sheet date of borrowings from a bank, not elsewhere enumerated in the taxonomy, with a maturity within one year (or within one operating cycle if longer) from the date of borrowing.

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Short-term bank loans (Details)	Dec. 31, 2014 USD ($)	Dec. 31, 2014 CNY	Dec. 31, 2014 Shanghai Pudong Development Bank [Member] CNY
Short-term Debt [Line Items]
Short-term bank loans	$ 3,223,000	20,000,000
Maximum amount of loan			20,000,000
Annual rate			6.72%