Papua New Guinea is located in Melanesia, a group of islands including the eastern half of the island of New Guinea. It is classified as a Small Island Developing State (SIDS). As a major exporter of commodities, Papua New Guinea mainly exports gold, copper, palm oil and coffee. Main exports partners are Australia, Japan, Germany, China and Singapore. Papua New Guinea mainly imports fuel, rice, vehicle, machinery and equipment. Papua New Guinea's main imports partners are Australia, Singapore, China, Japan and Malaysia. It is a member of Melanesian Spearhead Group (MSG), the Pacific Island Countries Trade Agreement (PICTA), the South Pacific Regional Trade and Economic Cooperation Agreement (SPARTECA), and the World Trade Organisation (WTO).