All our employees are willing to go hand in hand with our customers and friends from all walks of life to create brilliance with our high-quality Valve Body parts, cast iron gully cover, Fan Impeller Parts and enthusiastic service. Since the establishment of our company, we have been constantly breaking the tradition and constantly innovating to lead the fashion trend of the engine block casting process industry. The company adheres to the business philosophy of taking customers as the center, quality as the life, and continuous efforts to create value for customers. Our company takes the customer as the center, insists on the development concept of "respecting people as the first, innovation as the soul, quality as the basis", and becomes the leader in the industry with rich industry experience, leading technology and first-class quality. Our company values constructive feedback and welcomes input from our customers. Our products are designed to be innovative and forward-thinking, meeting the changing needs of our customers and the industry. The company adheres to the tenet of "people-oriented, quality assurance", and on the basis of truth-seeking and honesty, we will do our best to achieve satisfaction. Strive to provide customers with mature and high-end products and perfect service system to satisfy customers.
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Engine Block BlankEngine Block Blank | High Strength · Precision · Excellent Air Tightness. Core Position: Core bearing and combustion chamber component of engines, suitable for automobiles, construction machinery,
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Centrifugal Pump Casing PartsCentrifugal Pump Casing Parts | Premium Wear-Resistant & Corrosion-Resistant Pump Housing Components
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Milling Machine WorktableProfessional cast iron machine tool base blanks & semi-finished bases for milling and grinding machines. We focus on integral cast iron base casting and OEM custom processing, supplying standard
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Machine ColumnsOur cast oil pump impeller is a core precision component for oil pump systems, manufactured with advanced sand casting and precision machining processes. Adopting high-quality materials like ductile
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Oil Pump Impeller BlankOur cast oil pump impeller is a core precision component for oil pump systems, manufactured with advanced sand casting and precision machining processes. Adopting high-quality materials like ductile
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Machine Tool BedCast Iron Machine Tool Base | High Strength · Precision · Stable Performance. Core Position: Core bearing component designed for various machine tools, suitable for machining centers, milling
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Machine Tool WorktableCast Iron Machine Tool Worktable | High Precision · Strong Load-bearing · Wear Resistant. Core Position: Core bearing and machining reference component for machine tools, providing a stable platform
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Centrifugal Pump CasingCast Centrifugal Pump Casing | Pressure-Resistant · Corrosion-Proof · High-Efficiency Flow Channel. Core Position: Core pressure-bearing component of centrifugal pumps, suitable for industrial water
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Valve Body CastingCast Valve Body | Pressure-Resistant · Corrosion-Proof · Precise Opening & Closing. Core Position: Core pressure-bearing and flow control component of valves, suitable for petrochemical, municipal
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Pipe Flange FittingsCast Pipe Flange | Reliable Sealing · Pressure & Vibration Resistant · Easy Installation. Core Position: Core connecting component of pipeline systems, suitable for petrochemical, municipal pipe
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Ductile Iron Manhole CoverCast Iron Manhole Cover | High Load-bearing · Anti-settling · Anti-theft · Corrosion Resistant. Core Position: Core protective component of municipal infrastructure, suitable for roads, residential
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Casting CounterweightCast Counterweight Block | High Density · Precision · Easy Installation · Stable Center of Gravity. Core Position: Core balancing component for various equipment, suitable for construction
The company's goods are cheaper, but as comfortable as the more expensive products, and last longer than expected. We just ordered another one to replace it, highly recommended! ! ! !
Without them, we would not be able to master product data so quickly and buy a lot of the products we need, which also gives us the confidence to deal with new markets and customers.
The after-sales service attitude of this company is very good. They can provide customers with a warranty period of up to one year. If the goods received are damaged, they can also return them for
Shipping was very fast. After receiving it, everything is very complete and the packaging is complete. It's really not easy to find a first-class merchant, and I will continue to buy from it in the
This company believes that quality is life and quality is value. Therefore, the quality of products produced by this company is very good.
I've been using their products for a while now, and they work great, very practical, and great!
Inherited and developed through years of accumulation, today we are a leading enterprise in the research and development of Ductile Iron Manhole Cover, body for truck, sand casting mould in China. Qingdao Hailong Machinery Technology Co., Ltd. is one of the most experienced engine block casting process manufacturers and suppliers in China, also supports customized service. Please feel free to buy discount engine block casting process made in China here from our factory. Contact us for pricelist.






