Technique combine and technique of the ecosystem repair were studied in the Longfeng mountain quarry of Mentougou borough, nature plant and engineering were helped to combine together, ecotypic vegetation blanket planting technique、vegetation repair groundmass spray technique、hanging net + vegetation repair groundmass spray technique、ecotypic vegetation bag protecting technique、rock surface upright planting technique、ecotypic grouting technique were used. The suitable technique combinations were choose, provide a reference for the ecosystem repair of other similar quarry. Along with society economy of development, people to environment of the request be also more and more high. Peking is the capital city and put forward higher request to the ecosystem environment construction, "Proper reside city"、"Ecosystem city" have already become a kind of inevitable trend of social development.The pass mineral area of Peking City mainly be located on ecosystem self - restraint develop region, its ecosystem instauration is the important contents of the ecosystem construction of the capital city mountain area, be the key that the northern and western mountain area can carry out its ecosystem self - restraint function, be constuct harmony society, realization circulation economy of important link, it is also the problem which constucts the socialism new village to urgently need to be resolve.
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