Oil & Gas The main markets of our portable flange facing machines and line milling machines are in the petrochemical industry. We have been working with many petrochemical companies in China. Lots of maintenance problems are solved, which saves lots of downtime and maximizes the running time of the equipment. We deeply understand the technical challenges that our customers are experiencing with closely contact with petrochemical customers for more than a decade, and we are committed to making it easy for customers to solve these problem. Our portable flange facing machines are lightweight. They are suitable for the repair of flange sealing surfaces in high altitude or limited space, and the high-strength structural design guarantees the machining precision.