Why is China protesting about the nationalisation of British Steel? - Al Jazeera

Why is China protesting about the nationalisation of British Steel?  Al JazeeraChinese company demands compensation from the UK over British Steel nationalization  AP NewsChina's Jingye Steel urges UK to compensate its investment losses  ReutersBritain Nationalizes Its Last Major Steel Mill  The New York TimesChinese firm seeks compensation over British Steel nationalisation  BBC