Keys to ensure the fulfillment of the project guarantee assistance and form guarantee system, to establish a reasonable project guarantee period and reduce the cost of system enforcement, and to implement a guarantee insurance system so as to share guarantee risk are pre.

New maintenance operation mechanism and the establishment and implementation of regulations on internal bid invitation and submission management of minor repair and maintenance works are discussed in order to promote health development of highway maintenance market and highway enterprises to realize separation of institution and enterprise and management and maintenance separation.