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Restatement (Details Textual)	12 Months Ended
	Dec. 31, 2017
Change in Accounting Estimate [Line Items]
Description of supplemental agreement	Erdos TCH and Erdos entered a supplemental agreement, effective on May 1, 2016, Erdos TCH cancelled monthly minimum lease payments from Erdos, and charges Erdos based on actual electricity sold at RMB 0.30 / Kwh.

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- Definition

Description of supplemental agreement.

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No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

+ Details

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