How to ensure educational quality after the expansion of enrollment in colleges and universities

With policy of the expansion in enrollment being carried out, there has been a growing number of students in colleges and universities. How to improve educational quality problems? In order to ensure educational quality, college and universities should adopt the following measures: (1)establishing effective systems of motivation and of control; (2)rationalizing the structure of teaching staff and elevating comprehensive quality of the teachers; (3)renovating educational ideas and applying modern educational technology to improving educational means; (4)perfecting monitoring network of educational quality.