asia-pacific economic cooperation chinese language civil law common law conveyancing copyright english canada english language english law executive council of hong kong france french language home affairs bureau hong kong hong kong bar association hong kong basic law industrial design rights intellectual property international civil aviation organization international monetary fund judiciary of hong kong land registration legal system of macau legal systems of the world legislative council of hong kong mainland china murder patent piracy quebec quebec law sandwich class secretary for home affairs secretary for justice small claims court treason world customs organization world intellectual property organization world trade organization