Joined Cases C-86/15 P and C-87/15 P: Judgment of the Court (Ninth Chamber) of 21 September 2017 — Ferriera Valsabbia SpA (C-86/15 P), Valsabbia Investimenti SpA (C-86/15 P), Alfa Acciai SpA (C-87/15 P) v European Commission (Appeal — Agreements, decisions and concerted practices — Italian producers of reinforcing bars — Fixing of prices and limiting and controlling output and sales — Infringement of Article 65 CS — Annulment of the initial decision by the General Court of the European Union — Decision re-adopted on the basis of Regulation (EC) No 1/2003 — Failure to issue a new statement of objections — Lack of a hearing following the annulment of the initial decision — Time taken in the proceedings before the General Court)