Clampwell Company Ltd. has been specializing in manufacturing Automatic Hydraulic and Pneumatic Swing Clamping Cylinders which have been granted for patents in several countries. In Taiwan, Clampwell's capability is unique and valuable. In the last twenty years, Clampwell has continuously improved its products to meet the international standards. At present, we use the most advanced CNC lathing-milling machines to produce our products, the most advanced aluminum alloy for all our products, double-layer seals for our hydraulic cylinders, and an excellent wear-resistance piston design for our cylinders, etc. At Clampwell, we are proud of our capability in designing and manufacturing clamps because all Clampwell's products, which include pneumatic and hydraulic swing clamping cylinders, thread-body cylinders, hydraulic work supports and air hydraulic power units, are carefully designed and manufactured to have the highest quality with a minimum life of 500,000 uses of swing cylinders. In addition, we are proud of our user-friendly customer support policy which provides technical consultation, set-up suggestions, and maintenance requirements, etc.