Abstract：
Leakage of doors and windows is a common phenomenon in high-rise residential building and it is one of the sharp contradictions in complaint against building quality. The leakage is difficult for maintenance and requires a long repairing period, causing huge disturbances to owners' normal living. On another aspect, developer must organize designers, workers and professional staff to carefully research technical scheme and strictly control construction quality during the engineering construction through drawing design, material selection, construction process and engineering management, etc., so as to successfully solve the problem.
