| Industrial structure is the key to economic development in the region, while the thirdindustrial structure and industrial structure is the most worthy of attention and study. Tertiaryindustry if healthy, coordinated and balanced development of the whole industry structure willpromote the economic development of the whole region. Overseas studies on the tertiaryindustry and the tertiary industry structure has matured. The main findings are: Petty-Clarktheorem Kuznets industrial structure evolution theory, economic theory Services Fuchs,development model theory, post-industrial theory, Bell and Daniel Gruber and Walker theory.Our studies on the tertiary industry and the tertiary industry structure, though started late, butthe results were quite good. Mainly in terms of the proportion of the tertiary industry growthand the role of employment, the internal structure of the tertiary industry and the tertiaryindustry development research. Liaoning Province’s economy is in a boom period, in order toachieve their sustainable development, industrial structure, especially the third to adjust theindustrial structure, it is very necessary and meaningful.In this paper, the internal structure of the tertiary industry in Liaoning Province is the mainobject of study. First, to sort out and analyze for theoretical analysis and research of thetertiary industry, tertiary industry structure and the tertiary industry input-output. According toLiaoning Provincial Statistical Yearbook2004-2012and Liaoning Province in2007input-output table, to collate relevant data and calculations for the status of the industrialstructure in Liaoning Province for the third industrial analysis and correlation analysis.Macroscopically analysis of the overall composition of the tertiary industry in LiaoningProvince, make a more comprehensive analysis about the proportion in employment,investment in fixed assets; Microscopicly From the inputs and outputs of the tertiary industryin Liaoning Province, the basic situation, intermediate demand, final demand, direct inconsumption coefficient, completely consumed coefficient, the influence coefficient,sensitivity coefficient, to investigate multiaspectly. For research conclusions, should increasethe proportion of tertiary industry in Liaoning Province, reasonable arrangements for thetertiary industry employment, maintain their competitive industries-real estate, to develop thepotential of the industry-finance and insurance, information transmission, computer servicesand software industry, scientific research and tourism business policy recommendations inorder to provide reference for decision-making related depatements. |