In the field of modern metal fabrication, surface precision and flatness are essential for product quality. Uneven, wavy, or warped plates can cause assembly problems, reduce structural integrity, and increase processing costs. To address these challenges, the Hydraulic Leveling Machine—also known simply as a leveling machine—has become an indispensable tool in industries such as shipbuilding, bridge construction, wind power, and automotive manufacturing.This article explains what a hydraulic