NPC identifies the product by suitable means with respect to monitoring and measurement throughout the product realization. Where traceability is a requirement, NPC controls the unique identification of the product and maintains the records.

The Quality Assurance Manager has the overall responsibility to ensure proper identification and traceability of products throughout the product realization – from receiving the raw materials to the delivery of finished products. Identification and traceability are maintained properly and all activities are fully complied with specification and Quality Assurance Standard.

Product Identification that includes order lots are controlled by the Work Order Number and other unique identification marks. In every stage of the pipe processing at the production line, concerned employees at each station verify, maintain and ensure that the identification marks corresponds to the print outs and documents that comes along with the finished product.