The whole self-innovation level of private enterprises in Chongqing is low, which are embodied in the aspects of weak innovative consciousness, insufficient innovative culture cultivation and incomplete innovative social environment. Chongqing should actively create good social environment and innovative atmosphere for self-innovation of private enterprises in Chongqing to complete internal innovative system of the enterprises, to cultivate self-innovation talents, to encourage integrated innovation, to establish three platforms for supporting self-innovation, to crack down the behaviors for violating intellectual property right and to create market environment of fair competition.