yes , it does . domestic enterprises of different ownerships enjoy equal rights for the non-discrimination principle grants equal rights to enterprises , regardless of their nationality and ownership . i have found that although changes of china's economic policies are numerous , these changes are largely based on the most important economic principle ot to agreement-non-discrimination principle . such an understanding of principle of the changes may help us not only to have a good insight into the changes but also to foresee the tendency of the new changes of china's economic policies .