一、实现“以口岸养口岸”是口岸发展的必然要求陆路口岸是在特定的历史条件下形成和发展的。改革开放前，由于商品经济不发达，以及闭关锁国的影响，对外经济交往不多，那时只有文锦渡、罗湖两个关口，规模小，过往的货物和旅客并不多。而且口岸场地破烂，设施设备简陋，水电 I. Realization of “port maintenance by ports” is an inevitable requirement for port development. Port ports have been formed and developed under certain historical conditions. Before the reform and opening up, due to the underdeveloped commodity economy and the influence of the closed-door policy, there were not many foreign economic contacts. At that time, there were only two points at Manchuria and Lo Wu. They were small in size and did not contain much cargo and passengers in the past. And the port site junk, poor facilities and equipment, utilities