Efficient and energy-saving vertical long shaft semi submersible sump pump....

Double wheel snail shell suspended semi submersible vertical turbine pump....

Coupling sleeve for suspended semi submersible vertical turbine pump....

Coupling joint for suspended semi submersible vertical turbine pump....

Concentricity measurement device for lifting water pipe of deep well suspended semi submersible vertical turbine pump....

Centrifugal suspended semi submersible vertical turbine pump with unequal head and assembly process....

The shaft connection structure of the intermediate component of the suspended semi submersible vertical turbine pump....

A buried suspended semi submersible vertical turbine pump station...