Feem ntau hais lus, cov kauj ruam ntawm kev xaiv cov bearings yuav raug sau tseg raws li hauv qab no los ntawm Shandong Hongzhiyun Bearing Co., Ltd: 1. Raws li cov bearings ua hauj lwm tej yam kev mob (xws li hom load kev taw qhia thiab load, ceev, lubrication txoj kev thiab lub orie ...
Nyeem ntxiv 