“‘文化大革命’以后,我一出来工作,我还是关心人民大会堂的档案,为什么呢?这是我这一代建设的,假如下一代,那里边哪一个管线出了问题,哪一个管道出了问题,他要修理,一看什么档案也没有,他就骂我,你这个人连档案都没留存,要修理怎么办?所以,我在北京常说,所有的管线档案,无论如何要搞几份,规划局存一份,每个建设单位存一份,每个专业局存一份,这样将来一旦有事,可以马上 "After the Cultural Revolution, I came out to work and I still care about the files of the Great Hall of the People. Why is this? This is what my generation has built. If the next generation there is a problem with which pipeline and which one is out He wanted to fix the problems. He did not scold me at all. He called me and you did not even file the files. What should I do to fix them? Therefore, I often say in Beijing that all pipeline files should be kept in anyway Save a copy of the Planning Bureau, save one for each construction unit, save a copy of each professional bureau, so that if something happens in the future, you can immediately