Rubbish of landfill is the resource put down at the incorrect place. In case of taking unfit measure, there will be not only the waste of available resource, but also leading to secondary pollution and losing the initial meaning of sanitary landfill. This paper discusses three usually occurred secondary pollutions in sanitary landfill,namely the water pollution,air pollution and soil pollution. Then it gives a series of advices,measures and reclamation of solid wastes. It pays more attention to the method of preventing leachate leaklng,the design and material for the impervious layer and the leachate collecting and so on. Then it introduces the technology of rubbish disposing and its new tendency in the future.