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As of March 21, the heavy-film packaging line of Changling Refinery's polypropylene plant has been in trial operation for one year.
Previously, Changling Refinery's polypropylene products were packaged in woven bags
During the commissioning and operation of the heavy-film packaging line, the professionals of the device and the technicians of the equipment manufacturer work closely together to solve various problems in the operation process in a timely manner