For the development of strategic burgeoning industries, the government should give full play to strategic burgeoning industry its superiority, put on proper position and make a correct choice. According to the developing mode of industries, selectively intervention“market failure”of the government function, infant industry protection theory, new institutional economics and external economic effect related theory, the paper analyzes the necessity of government role in the development of strategic burgeoning industries. It analyzes the practice of the United States, Singapore, Japan and India’s experience, based on the“diamond theory”to establish strategic emerging industry development government mechanism model. The government function mechanism consists of four aspects: human resources guarantee mechanism, public service platform supporting mechanism model, market environment regulatory mechanism and innovative resources gathering mechanism. Based on the government function mechanism model, the paper proposes main strategies for economical decision-making.