Case T-424/13: Judgment of the General Court of 30 June 2016 — Jinan Meide Casting v Council (Dumping — Importations of threaded tube or pipe cast fittings, of malleable cast iron, originating in China — Definitive anti-dumping duty — Confidential treatment of the normal value calculations — Information provided in good time — Time limit for adopting a decision on market economy treatment — Rights of the defence — Equal treatment — Principle of non-retroactivity — Article 2(7) to (11), Article 3(1) to (3), Article 6(7), Article 19(1) and (5), and Article 20(2) and (4), of Regulation (EC) No 1225/2009)