The European Union has emphasized human rights in its relations with Taiwan. European Union is the largest source of foreign direct investment to Taiwan. The European Union has unofficial relations with Taiwan through the European Economic and Trade Office, which was opened on 10 March 2003. Taipei is one of the major trading partners via the European Free Trade Association, and a trading partner with the Eurozone. Taiwanese passport holders identity card numbers do not require Schengen visa whilst visiting the Schengen Area, while the ROC eliminated visas for Schengen Area citizens. EU-Taiwan relations were debated in the EuropeanParliament. Sixteen EU member states have established offices in Taipei, along with some functional offices. Taipei Representative Office in the EU and Belgium is the unofficial diplomatic representation of Taiwan in the EU. Chinese Taipei is an observer in the OECD, which is headquartered in Paris, France. ROC's Civil Service Protection and Training Commission (CSPTC) and the Belgian Training Institute of the Federal Administration (TIFA) signed Memorandum of Understanding on 7 November 2014 for workshop attendance of public servants that highlighted leadership, innovation and conflict management, as well as global competitiveness strategies in Brussels. The EU rejects granting Mainland China market economy status.