Study on Development Path of Industrial Cluster of National High-Technology Industrial Development Zone——An Analysis Based on Petroleum Equipment Industry in High-Technology Industrial Development Zone of Daqing

National High-Technology Industrial Development Zones occupy an important place in the development of national economy and society,so Study on Development Path of Industrial Cluster of National High-Technology Industrial Development Zone is important to understand the changes of industrial structure and economic development.The article took an example from development path of Industrial cluster of High-Technology Industrial Development Zone of Daqing and analyzed the important role of the demands of the market,external economy of scale and policies of local governments in development path of industrial cluster of National High-Technology Industrial Development Zone.It must be pointed out that the local government,as a resource allocator,played an important role in industrial cluster and the development of economy.