世界知识产权组织[协] 世界知识产权组织[协] - The world’s number one source for global intellectual property patents, industrial designs, copyright, trademarks etc. information, resources, and services.
万国邮政联盟[协] 万国邮政联盟[协] - Welcome to the public Website of the Universal Postal Union UPU, the United Nations specialized agency for the postal sector.
石油输出国组织[协] 石油输出国组织[协] - OPEC Organization of the Petroleum Exporting Countries is an intergovernmental organization oil demand supply market upstream downstream Vienna Austria
国际法协会 国际法协会 - For the study, clarification and development of International Law. The International Law Association ILA is a non-profit organisation that promotes "the study, clarification and development of international law" and "the furtherance of international understanding and respect for international law".