Linyi Haoyu Machinery Co., Ltd. Is a machinery manufacturing enterprise specializing in the production of shafts. It was founded in 2008. The company is located in Chengbei Industrial Park, Yishui County, Shandong Province. It covers an area of about 30000 square meters, with a building area of 20000 square meters. It has more than 200 employees, including 5 technicians and 1 senior technician.

The company has workshops for machining, heat treatment, electric welding, oxidation, etc. It mainly produces drive shafts, splined shafts, and half shafts for agricultural equipment, engineering machinery, and automobiles, with an annual production capacity of 300000 sets, mainly supporting large companies such as Changzhou Dongfeng Group, Zoomlion, Wuzheng Group, Shifeng Group, Lingong Group, Jinyi, Zhejiang Haitian Machinery, etc. The company passed ISO9001 quality management system certification in 2009.

The company first guarantees the product quality from the equipment configuration to the process level, then strengthens the internal management of the company, and develops a strict quality control system. Effective control shall be implemented from the purchase of raw materials. The incoming inspection shall be strictly controlled. Production inspection shall be carried out according to the batch and category of incoming goods. The whole production process of semi-finished products and finished products shall be monitored according to the product name and drawing number to ensure that all products meet the national standards.

Since its establishment, the company has always adhered to the business philosophy of "quality first, customer first", and adhered to the guiding ideology of "integrity, realism, development, and striving". Through continuous investment and improvement of management level, the market share of the company's products has been continuously improved and its competitiveness has been constantly enhanced.

Linyi Desheng Machinery Co., Ltd., founded in 2009, is a high-tech enterprise specializing in the R&D and production of hydraulic oil cylinders. The company is located in Chengbei Industrial Park, Yishui County, Shandong Province. It covers an area of about 30000 square meters. Now it has 160 employees, including 10 technicians and 2 high-level technicians.

The main equipment of the company includes CNC machine tools, machining centers, deep hole boring machines, cylindrical grinders, ultrasonic cleaning machines, automatic polishing machines, electroplating production lines, automatic painting lines, hydraulic cylinder type testing machines, hydraulic cylinder performance test benches, heat treatment centers, physical and chemical experimental equipment, etc.

The company specializes in the production of hydraulic oil cylinders for dump trucks, construction machinery, sanitation vehicles, agricultural equipment, and equipment, with an annual production capacity of 200000 sets, mainly supporting large mechanical equipment enterprises such as CNHTC, Zoomlion, Sany Heavy Industry, Lingong Group, Shifeng Group, Wuzheng Group, and exporting to Europe, America, Southeast Asia and other regions. The company has passed ISO9001 and TS16949 quality management system certification, and its product quality has been widely praised by customers at home and abroad.