Polyvinyl chloride (PVC) is a very popular plastic material. In the present situation, it is one of the most valuable products of the petrochemical industry.
*export to everywhere*
   Polyvinyl chloride (PVC) is a very popular plastic material. In the present situation, it is one of the most valuable products of the petrochemical industry.
*export to everywhere*
   Polyvinyl chloride (PVC) is a very popular plastic material. In the present situation, it is one of the most valuable products of the petrochemical industry.
   Polyvinyl chloride (PVC) is a very popular plastic material. In the present situation, it is one of the most valuable products of the petrochemical industry.