This project involved the complete design, manufacturing, and supply of a crude oil/wash tank in accordance with API 650 standards for Pakistan Oil Fields. The tank was engineered to meet stringent industry requirements for storage, safety, and durability, ensuring efficient crude oil processing and separation. Our scope included structural design, material selection, precision fabrication, quality testing, and logistics management, delivering a robust solution that supports long-term field operations and complies with international oil storage regulations.