Introduction: HYDAC INTERNATIONAL GmbH specializes in the production of components and devices for fluid filtration technology, hydraulic control technology, and electronic measurement technology. It is a world-renowned German hydraulic component manufacturer of filters, accumulators, hydraulic valves, electronic products, pipe clamps, electromagnets, hydraulic systems, and other products. The application range of HYDAC products is very wide, covering almost all industries. Especially in the metallurgical industry, automotive industry, power equipment, chemical industry, engineering machinery, paper industry, shipbuilding industry, and machine tool manufacturing, it has been widely used. HYDAC's subsidiaries or branches are located in over 30 countries and regions around the world, with production and manufacturing bases in the United States, France, India, the United Kingdom, Switzerland, Italy, and China.