The Hydraulic Cylinder Barrel is the core structural and functional element of a hydraulic cylinder. It acts as the primary pressure containment vessel and provides precise guidance for the piston assembly. Typically, it is a heavy-walled, precision-machined cylindrical tube constructed from high-strength materials like seamless steel.

Guoyue Hydraulic Equipment Manufacturing (Jiangsu) Co., Ltd., with a registered capital of 50 million yuan, is a private technology enterprise that integrates research, design, development, production, operation, and service. The company specializes in the production of hydraulic systems, hydraulic cylinders, hydraulic pipeline accessories, non-standard mechanical parts, and valve components.

The company emphasizes strict quality control, with each production process following standardized operating procedures, and comprehensive management systems in place to ensure that every product is processed to perfection. The company's core industries are the design, production, and manufacturing of various specifications of hydraulic systems and cylinders, as well as the main business of non-standard mechanical parts.

The company has introduced and absorbed advanced hydraulic product design and production technologies from Germany and other European and American countries, ensuring that its design and manufacturing capabilities are consistently aligned with international advanced hydraulic cylinder technology. These products are widely used in industries such as metallurgy, engineering, mining, petroleum, ports, automobiles, chemicals, construction, and defense.

The company possesses advanced multi-functional testing and inspection equipment and is capable of undertaking testing and maintenance of various hydraulic cylinders, hydraulic oil pumps, hydraulic motors, and hydraulic valve locks. It has provided excellent hydraulic products and non-standard mechanical spare parts to more than 30 enterprises nationwide, receiving high praise and recognition from users in relevant industries.