The design and manufacture of petrochemical process pumps fully meet the requirements of API610 and ISO13709 standards. The products mainly include DYCZ and DYZE (A) series of cantilever pumps. The mechanical seals of the products meet API682 standards, and the forced lubricating oil system meets API614 standards. The product is suitable for conveying high temperature, low temperature, high pressure, flammable, explosive and toxic media.