The prosperity of knowledge economy bringed forward a higher requirement for personnel quality. Talents with innovative spirit and capability became the main criteria to measure success or failure of talent cultivation.With the further development of western China，the talents majored in water conservancy and hydroelectric engineering were increasingly becoming the main force of scientific development of water conservancy cause in Liangshan state,which showed that it was very important to cultivate their innovative ability.This paper analysed deficient quo of college students’innovative ability, eludicated the connotation of cultivating innovative ability in combination with reality. Considering current cultivating mode，according to the characteristics of the major, regarding curriculum teaching as the carrier，relying on science and technology activities and integrating knowledge teaching, ability cultivating and science and technology innovating，the campus culture in which the cultivation of innovative ability of college students was penetrated was constructed to cultivate competitive talents.