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Summary of Significant Accounting Policies (Details 1)
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Year-end spot rate 1 1 1
Average rate 1 1 1
RMB [Member]      
Year-end spot rate 6.8755 6.5062 6.9448
Average rate 6.6090 6.7568 6.6441