By Huw Jones LONDON (Reuters) – A European Union draft law forcing large companies to check if their suppliers use slave or child labour is facing calls from several member states to shield or even fully exclude the financial sector, EU documents seen by Reuters showed. The European Commission, the EU’s executive body, proposed the Corporate Sustainability Due Diligence directive (CSDDD) in February, which would also oblige boards of EU based firms to ensure that their business model and strategy align with targets limiting global warning. EU states and the European Parliament have the final s…