Longyou Open Electromechanical Technology Co., Ltd. is a Chinese
leading manufacturer of sliding door accessories, established in
We mainly produce hanger roller,metal dustpan,sliding gate
wheel,door track,nylon roller ,industry door roller, pulley,
cantilever sliding gate system, industrial sliding door hardware,
upper rail, dustpan, nylon roller and other door & window
accessories. Our products are exported to America, Europe, Dubai,
the Middle East, etc.