Earnings per share (Details Narrative) - ¥ / shares	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 28, 2017	Dec. 18, 2014	Dec. 17, 2014
Earnings Per Share Details Narrative Abstract
Weighted average number of shares outstanding in the year	1,000,171,839	236,180,071	227,716,692
Common stock, ordinary shares				48	16	4
Common stock, par value						¥ 0.00005

The number of ordinary shares outstanding at the beginning of the period, adjusted by the number of ordinary shares bought back or issued during the period multiplied by a time-weighting factor.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 33
-IssueDate 2018-01-01
-Paragraph 70
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=33&date=2018-03-01&anchor=para_70_b&doctype=Standard
-URIDate 2018-03-16

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration