ZT Credit

Patent certificate for a fixed structure of 

a bearing housing

Patent certificate for a bearing housing

that is easy to install

Patent certificate for a new type of bearing 

housing that can be quickly disassembled

Utility Model Patent Certificate: 

A clamping device for bearing housing processing

High-strength bearing housing 

patent certificate

Patent certificate for an improved 

bearing housing

Patent certificate for a high-precision 

and easy-to-install bearing housing

Patent certificate for bearing housingwith

 high positioning accuracy

Patent certificate for a portable 

bearing housing