Simulation analysis on the adjustment of secondary and tertiary industries in Shanghai was carried out based on Lotka Volterra model,according to the output values and carbon emissions of the three sequencies of industries.Industrial low-carbonization and the inherent dynamic mechanism of its development were studied with the help of theories and methods of system dynamics.The forecast and outlook of the low-carbon development path were discussed and policy proposals were presented.The results show that the alternation of high-carbon industry is the inevitable trend of economic development,amd the harmonious and low-carbon development of industry should be promoted.