Shandong Keystone Hydraulic Co., Ltd. is located in Tai bai hu new district, Jining city, Shandong Province, the hometown of Confucius and Mencius. It is only 40 minutes away from Jining Daxing Airport and Beijing-Shanghai High-speed Railway Station, and only 10 minutes away from the entrance of Jiwei high-speed way. The transportation is very convenient.Keystone Hydraulic is a professional factory engaged in the R&D and manufacturing of hydraulic products. We have modern standard workshops and high-precision imported processing facility, as well as advanced hydraulic component manufacturing processes and technologies, a complete quality guarantee system, and With a team of experienced professional and technical personnel in the hydraulic industry, it is a professional factory established in accordance with advanced standards to develop and produce high-quality hydraulic motors.Keystone Hydraulic mainly produces KM1, KM4, KM5, KM6, KMT, KMV, KMER, KSD rotary, KTMT and other series of hydraulic motors with wheel, brake and various hydraulic valves, which are widely used in Construction machinery, Agricultural machinery, Plastic machinery, Marine Machinery, Mining machinery and other different applications. It mainly provides supporting and after-sales market services for domestic OEM , and exports to Europe, America, South America, Southeast Asia and other countries in the worldwide

HongLi Hydraulic Pump Co., Ltd. is a specialized manufacturer and integrated supplier focusing on hydraulic piston pumps, gear pumps, motors, and precision spare parts for construction machinery and industrial equipment.

Based in Zhenjiang, Jiangsu, China, the company operates within a well-established supply chain ecosystem for hydraulic components, with strong familiarity in aftermarket and OEM requirements across global construction machinery applications.

Core Capabilities

• Product Coverage: Hydraulic piston pumps, gear pumps, motors, control valves, and complete hydraulic system components

• Application Focus: Excavators, loaders, road machinery, and industrial hydraulic systems

• Supply Chain Integration: Stable sourcing channels for OEM-compatible parts and assemblies

• Cost Control: Optimized sourcing and assembly strategies to reduce total procurement cost

• Global Delivery: Export-oriented operations with experience in multi-region logistics and packaging standards

Main Product Range

• CCAT Hydraulic Pumps (OEM Replacement)

• Hydraulic Pump Assemblies & Spare Parts

• Engine Assemblies & Spare Components

• Travel Devices (Motor, Gearbox) & Parts

• Swing Devices (Motor, Gearbox) & Parts

• Hydraulic Control Valves & Spare Parts

• Electronic Components for Hydraulic Systems

• Internal Gear Pumps

• Hydraulic Piston Pumps

• Hydraulic Gear Pumps

• High-Pressure Gear Pumps

• Industrial Gear Pumps

• Double Gear Pumps

Establishe in 2003 year up to now.

We are increasing thescale of trade and customers through out the world. With our good reputation we have won the trust of our customers. It’s helps the modernisation of our country and promote the economic and technical exchanges with the rest of the world. We also look forward to enhance the friendship with other countries and make positive impact.

We warmly hope that you and us together, hand in hand, create a glorious future.

Since born into the human social civilization and advancement of science, with its excellent comprehensive performance many fields widely used to national economy, plays an important role for social progress and economic development. The development history of hydraulic industry has witnessed the development of hydraulic power and society, economy and people's life.

Shandong Keystone Hydraulic Co.,Ltd It is a well-known hydraulic factory in China, and it is a professional manufacturer which has developed and produced high quality hydraulic orbital motors and steering units according to international first-class standards.



We sincerely look forward to working with you to provide you with high quality products and satisfactory service.