Strategic emerging industries have gradually become the commanding heights for countries to seize the future economic and technological development. Based on the Strategic Emerging Industries Classification(2018),the items matching the National Economic Industry Classification are classified into strategic emerging industry statistics, from regional development, industrial structure, technological level, profitability, and international status. The dimensional analysis describes the development status of strategic emerging industries. The data shows that China's strategic emerging industries are experiencing rapid growth，especially in the developed eastern provinces. However, there are still some problems such as unbalanced regional development, uncoordinated industrial structure and weak international competitiveness. At the end of the article we put forward corresponding countermeasures and suggestions for these problems.