SEOUL, June 11 : The European Union said it would give maximum consideration to South Korea's request for favourable treatment of its steelmakers under the bloc's new import regime, a senior South Korean presidential adviser said on Thursday. South Korean President Lee Jae Myung made the request during a meeting with European Council President Antonio Costa and European Commission President Ursula von der Leyen in Brussels on Wednesday. Lee asked the EU to give "favourable consideration" to