REVENUE FROM CONTINUING OPERATIONS (Tables)

12 Months Ended

Dec. 31, 2019

Revenue [abstract]

Schedule of Revenue from Contracts with Customers

Revenue from continuing operations represents the following:

	Year Ended December 31,
	2017		2018		2019		2019
	CNY		CNY		CNY		US$
Revenue from contracts with a customer		—		—		12,969		1,863

Schedule of Disaggregated Revenue Information

Disaggregated revenue information

	Year Ended December 31,
	2017		2018		2019		2019
	CNY		CNY		CNY		US$
Type of goods
Sale of copper ore		—		—		12,969		1,863
Geographic market
Mainland China		—		—		12,969		1,863
Timing of revenue recognition
Goods transferred at a point in time		—		—		12,969		1,863