Chip is a basic，pioneering and strategic field related to the overall development of manufacturing industry and national security. As the Pearl on the high-tech crown and the cornerstone of the information industry，chips are also the focus of countries to seize the commanding heights of science and technology and maintain competitiveness. This paper summarizes the chip industry from the aspects of industry connotation，organizational structure，key features and industrial chain links，and illustrate the global and Chinese chip industry development from the aspects of market scale，technology level，import and export trade，product structure，key regions and enterprises to provide useful reference to the future development practice.