NATIONAL MARKETING is the first leading Company in the Gulf area specialized in the field of PVC and CPVC pipes and fittings . New Products Industries (NEPRO) is the first Saudi Factory for PVC pipes started in 1969 and developed through out the years to produce uPVC, CPVC pipes and accessories in a variety of sizes and standards for application areas, as Water Supply Projects, Irrigation Systems, Sewage Networks, Sub-Surface Water Drain Systems, Electrical and Telecommunication Duct Networks under ISO 9002.