What is the routine technological process?

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There are 5 forms of the color coated sheets product line. They are the lead-in section, pre-processing, coating section, post-processing section and lead-out section.

Here is the routine technological process.

Automatic car to load material —uncoil——flush shear——weld——loop——pre-processing I——pre-processing II——primer——coating——drying——second coating——drying solidify——loop——flattening——batching