With many residents complained to the middle of the night, when driving in the middle of the night time move out traffic cones and drive to the podium to visit friend, influence residents work and rest. Therefore, Management Office and Technical Department to come up with a solution, installation of traffic cone and chain fixed in driveway, and after the channel cover welding material, let the chain article can be tied in to the channel cover, avoid driving in the middle of the night time move out cone and drive to the podium visit friend.