If one enterprise just takes technological innovation as the way for economic profit but not the combinationalprofit of economy, society and ecology, it will never survive in this fierce competition market. Based on the relationshipbetween technological innovation and sustainable development, this paper brings forward that technological innovationmust take the sustainable1 development of society as the fundamental goal. Technological innovation should be the realimpulse for the development of society, economy and ecology. On the basis of the analysis on previous technologicalinnovation impetus mechanism, combined with the influential factors, this paper puts forward SD-oriented mechanism oftechnological innovation. If one enterprise just takes technological innovation as the way for economic profit but not the combinationalprofit of economy, society and ecology, it will never survive in this fierce competition market. Based on the relationshipbetween technological innovation and sustainable development, this paper brings forward that technological innovationmust take the sustainable1 development of society as the fundamental goal. Technological innovation should be the realimpulse for the development of society, economy and ecology. On the basis of the analysis on previous analysis innovation impetus mechanism, combined with the influential factors, this paper puts forward SD-oriented mechanism of technological innovation.