It is required to separately record the issue of "glass lifter squeezed rubber pier". <br>Leave the faulty car to drive manufacturing, design, and external inspection to analyze <br>the status of the supplier's incoming shipment and the RDC delivery status to investigate the root cause of the problem. <br>Simulate the air tightness test of the loading joint. <br>Send a contact form to the design, requesting that the pipe and the handle ball be separately <br>tested on 100 vehicles on the supply line, and the joint is 100% tested for torque, and the air leakage data is verified
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