Jingcheng company has rich experience in casting parts for pump valve and fluid technology, also provides various pump valve components, such as impeller and pump shell, globe valve, ball valve and hydraulic power transmission system components. Such components are used in various media, such as highly corrosive acids. Therefore, proper alloy material is an important guarantee and prerequisite for product quality. Our abundant material knowledge and R&D technology can provide professional advice to customers. The colloidal silica casting method is very suitable for high precision and high complexity products. Highly liberalized designs make the product's internal structure smoother, thus making the fluid more fluid. Extremely low surface roughness reduces bacterial growth and medium pollution.