About Our Factory
Ningbo Dear Sliding Window Roller Factory (dear-bearing) creates aluminum and PVC window and door roller products, whose business focuses primarily on the design and sale of window and door roller bearing hardware products and related services.
Dear-bearing is a leading manufacturer of various aluminum and PVC window and door roller wheels, including sliding window roller, shower door roller, PVC roller bearing, plastic bearings, etc.
Our mission is to draw upon a spirit of artisanship and perfectionism to create window hardware products (primarily aluminum sliding window roller) that offer first-rate user experience, and improve people's quality of life.
In the sliding window and door hardware field, where there is a lack of innovative spirit and ability, our team stands out for its exceptional talent both in the design of shape and user experience and in the industrial design of hardware.