Hang Roller and Bottom Wheel from China .

Established in 1995, Zhejiang Longyou Weite Eletromechanical Technology Im&Ex. Co. Ltd has been a leader in hi-tech enterprise integrating the development&reserchement, manufacture and marketing for various styles of doors, door hardware products and it's accessories which are used in the field of industrial and home widely to meet the need domestic and abroad,. Such as hanging pulley