In recent years, the Chinese government has been investing an enormous amount of money in infrastructure development across many of the island states in the area of the South Pacific. This essay will review such investments in Papua New Guinea, Fiji, Timor, Samoa, and Vanuatu and further analyze the underlying rationale. China seems to be interested in developing tourism in these islands, as well as building a close relationship with them in a geopolitical viewpoint. These cover the areas of agriculture, fishing, infrastructure, roads, bridges, ports, airports, highways, agricultural technologies, hydropower, stations, and sewage pipelines. Chinese overseas investments is more likely to be accelerated in this region.