Nantong Huadong Hydraulic Lubrication Co., Ltd. is a national high-tech manufacturer, a council member of the China Liquid Sealing Industry Association produce RCF Prefill Exhaust Valve RCF PREFILL EXHAUST VALVES Prefill and Exhaust valves RCF Prefill & Exhaust Valves RCF Pre-fill-exhaust valve RCF Prefill Valve Hydraulic check valves, hydraulic prefill valves, Nantong Huadong Hydraulic Lubrication Co., Ltd. specializes in the production of automotive castings, agricultural machinery castings, construction machinery castings, and other high-grade hydraulic cast iron parts, as well as the manufacturing of hydraulic components and hydraulic main machines. ZSMC Nantong Zhongshun Marine Machinery Co., Ltd. has specialized in high-grade hydraulic castings, with valve castings accounting for 50%, pump and motor castings 35%, and automotive castings 15%. The main hydraulic components products include: the jointly designed series of directional control valves (RCF series Prefill and Exhaust Valve charge valves, through-type check valves, right-angle check valves, Prefill and Exhaust Valves solenoid directional valves, electrical directional valves, etc.); the jointly designed series of pressure control valves (relief valves, solenoid series, TJ series cartridge valves); Yuken series control valves (remote control relief valves, direct-acting relief valves, pilot-operated control relief valves, prefill valves). Our company also undertakes the renovation of various hydraulic presses and the design and manufacture of various special valve groups and hydraulic pump station systems.Relying on the unique advantage of self-supported high-quality hydraulic castings, and leveraging sophisticated and reliable processing and testing equipment and advanced production technology, Nantong Bonan Lubrication Hydraulic Equipment Co., Ltd. ZSMC Nantong Zhongshun Shipping Machinery Co., Ltd. Nantong Bonan Lubricate Hydraulic Pressure Equipments Co, Ltd. Nantong Bonan Lubricating Hydraulic Equipment Co., Ltd. produces eight major series of single-column, four-column, and frame hydraulic presses ranging from 3 to 6000 tons, totaling over 100 types, which are highly regarded in the industry. Nantong Bonan Lubricate Hydraulic Pressure Equipments Co, Ltd. is capable of designing and manufacturing specialized hydraulic presses such as fast, precise, extra-large table, and high-tonnage presses according to the specific requirements of users in various industries. The products are widely used in automotive manufacturing, light industry and home appliances, hardware products, aerospace, plastics, rubber, powder metallurgy, electronic and electrical components, shipbuilding, railways, medical, and municipal construction industries for part forming, pressing, stretching, and assembly operations. nantong inherit light machinery co., ltd. hydraulic motor has designed and manufactured for automobile and agricultural vehicle manufacturers such as Liuzhou Wuling, Wuhu Chery, Hefei JAC, Chongqing Changan, Shiyan Second Auto Factory, Shenyang Jinbei, Changchun First Automobile, and Shandong Wuzheng, receiving unanimous praise.The company has a heavy-duty assembly workshop with a single overhead crane capacity of 250 tons and a lifting height of 30 meters. It is equipped with precision large-scale machining equipment including GMB/1 series gantry boring and milling machining centers and T6920D digital display floor milling and boring machines, using coordinate measuring machines and spectroscopic analysis for quality assurance, ensuring excellent product quality. The products are distributed in more than twenty provinces and cities across China and are exported to Japan, South Korea, India, Australia, Norway, and other countries and regions.