Commission Implementing Decision (EU) 2018/928 of 28 June 2018 terminating the re-opening of the investigation concerning the judgments in joined cases C-186/14 P and C-193/14 P in relation to Council Regulation (EC) No 926/2009 imposing a definitive anti-dumping duty and collecting definitively the provisional duty imposed on imports of certain seamless pipes and tubes of iron or steel originating in the People's Republic of China and Commission Implementing Regulation (EU) 2015/2272 imposing a definitive anti-dumping duty on imports of certain seamless pipes and tubes of iron or steel originating in the People's Republic of China following an expiry review pursuant to Article 11(2) of Council Regulation (EC) No 1225/2009