1. After the seat is assembled, the slide adjustment, backrest adjustment, and headrest adjustment

    should be flexible and reliable, without interference.

2. The outer fabric of the seat should be firmly stitched, the stitching part should not allow the cable

    head to be exposed, the seam off line and jumper phenomenon, the surface of the seat after

   assembly should be full and clean, without deformation, discoloration, wrinkling, external leakage,

   decolorization, stains, damage and scratches.

3. The frame and the leakage parts should be treated with rust prevention, in line with the factory

    requirements, and electroplating and chemical treatment should be in line with the factory

4. Each connection of the seat should be firmly connected and reliable. Each welding component

    shall not have welding dislocation, welding, welding and other defects.