Does Zhengding production need to go through EIA procedures?

No need.

According to the relevant provisions of the Examination and Approval Procedure for Environmental Impact Assessment of Construction Projects, inkjet printing industry, electroplating process, solvent-based coatings and welding process only involve cutting, welding and assembly processes, and there is no need to do environmental impact assessment.

Environmental impact assessment of construction projects is an administrative examination and approval procedure for environmental impact assessment and environmental quality assessment of construction projects in China.