Profit (loss) per share

12 Months Ended

Dec. 31, 2017

Profit (loss) per share [Abstract]

Profit (loss) per share

27 Profit (loss) per share

At December 31, 2017, 2016 and 2015 number of shares outstanding during the year. There are no potentially dilutive instruments outstanding, therefore basic and diluted profit (loss) per share are the same.