1. World Bank Group - Procurement: This website, belonging to the World Bank Group, offers a global platform for accessing bidding and procurement opportunities. Visit:
https://wbgeconsult2.worldbank.org/wbgec/index.html2. United Nations Global Marketplace (UNGM): The UNGM is the联合国's marketplace for procurement, providing access to bidding opportunities and information within the UN system. Explore:
https://www.ungm.org3. European Single Procurement Document (ESPD) Online: The ESPD Online platform is a resource for EU member states' procurement notices and bidding chances. Access it at:
https://espd.europa.eu