Strategists need military maps, travelers need tourist maps, prospectors need geological maps, and decision makers of intellectual property strategies also need a map to simplify and visualize complex patent information. This is a patent map. As a tool for collecting, sorting out and utilizing patent information, patent map can provide information support for countries, regions, industries, institutions and other different levels, and serve the intellectual property strategy currently being implemented in China. Therefore, attaching importance to and developing the research and application of patent map is of great significance for formulating and implementing the intellectual property strategy and enhancing the independent innovation ability of enterprises.