How many countries and regions participated in the Shanghai World Expo?

There are 246 countries and international organizations participating in the Shanghai World Expo, including 90 countries/kloc-0 and 56 international organizations. The list is as follows:

Participating countries:

China, Afghanistan, Albania, Algeria, Angola, Antigua and Barbuda, Argentina, Armenia, Australia, Austria, Azerbaijan, Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bolivia, Bosnia and Herzegovina, Botswana, Brazil, Brunei Darussalam, Bulgaria, Burundi, Cambodia, Cameroon and Canada. Republic of Korea, Chad, Chile, Colombia, Comoros, Republic of Congo, Cook Islands, Costa Rica, C? te d 'Ivoire, Croatia, Cuba, Cyprus, Czech Republic, Democratic People's Republic of Korea, Democratic Republic of Congo, Denmark, Djibouti, Dominica, Dominican Republic. Fiji, Finland, France, Gabon, Gambia, Georgia, Germany, Ghana, Greece, Grenada, Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hungary, Iceland, India, Indonesia, Iran, Iraq, Ireland, Israel, Italy, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati and Kyrgyzstan. Lesotho, Liberia, Libya, Liechtenstein, Lithuania, Luxembourg, Madagascar, Malawi, Malaysia, Maldives, Mali, Malta, Marshall Islands, Mauritania, Mauritius, Mexico, Micronesia (Federated States of), Monaco, Mongolia, Montenegro, Morocco, Mozambique, Myanmar (Federated States of), Namibia, Nauru, Nepal, Netherlands, New Zealand, Nicaragua, Niger and Nigeria. Pakistan, Palau, Palestine, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Poland, Portugal, Qatar, Republic of Korea, Republic of Moldova, Romania, Russian Federation, Rwanda, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Samoa, San Marino, Saudi Arabia, Senegal, Serbia, Seychelles, Sierra Leone, Singapore. Solomon Islands, Somalia, South Africa, Spain, Sri Lanka, Sudan, Suriname, Sweden, Switzerland, Syrian Arab Republic, Tajikistan, Thailand, The former Yugoslav Republic of Macedonia, Timor-Leste, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, Ukraine, United Arab Emirates, United Kingdom.

Participating international organizations:

African Union Commission, Association of Southeast Asian Nations, Boao Forum for Asia, Caribbean Community, Caribbean Development Bank, Common Market for Eastern and Southern Africa, European Organization for the Exploitation of Meteorological Satellites, Food and Agriculture Organization of the United Nations, Business Forum of French-speaking Countries, Global Environment Facility, Group on Earth Observation, International Telecommunication Union, International Museum Association, International Information Development Network, International Federation of Red Cross and Red Crescent Societies and International Fund for Agricultural Development. International Maritime Organization, International Bamboo and Rattan Organization, International Organization for Migration, International Telecommunication Union, UNAIDS, League of Arab States, United Nations Human Rights Council, Pacific Islands Forum, Shanghai Cooperation Organization, South Pacific Tourism Organization, Special Unit for South-South Cooperation of United Nations Development Programme, UN-Habitat, United Cities and Local Governments, United Nations, United Nations Children's Fund, United Nations Conference on Trade and Development, United Nations Convention to Combat Desertification, United Nations Development Programme, United Nations Asia-Pacific Economic Cooperation, United Nations Economic Commission for Europe, UNESCO, United Nations Environment Programme, United Nations Global Compact, UNHCR, United Nations Industrial Development Organization, United Nations Institute for Training and Research, United Nations International Agency for Disaster Reduction, United Nations Mine Action Team, United Nations Population Fund, World Bank, World Food Programme, World Health Organization, World Intellectual Property Organization, World Meteorological Organization, World Tourism Organization and World Trade Center Association.