The special improvement team has analyzed the problems one by one<br>1. When the glass upper guide rail is installed, it interferes with the outer waterproof strip of the glass, which can not align the installation hole, resulting in the deviation of the fixing nail - R & D<br>2. The sealing strip of the upper guide rail is not pasted according to the requirements, resulting in easy extrusion of sealing strip parts during glass assembly<br>3. The size of the stop blocks at both ends of the lower guide rail does not conform to the digital model, and some of the defective parts are not visible - stamping factory<br>
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