TongLi has a manufacturing capacity of making 60000 pieces of slewing rings per year,up to 4000mm in diameter for different structures.The products cover 2000 different sizes and internal structures.With batches of products exported to Europe,America and Asia,TongLi Slewing Ring is a well known national brand foot-printing all over the world.

TongLi slewing rings are widely used by OEMs in all types of excavators,mobile cranes,tower cranes,rail cranes,water treatment equipments,and machine tools etc..The replacement slewing rings for different models of excavators,wind mills,solar system and mobile cranes provide the end users and distributors with more options.