1.The standard makers in China bearing industry 2.National bearing laboratory and testing center 3.Listed company Luoyang Bearing Science and Technology Co.,Ltd.(ZYS brand)1.Long History The ZYS company is established in 1958 and has a history over 50 years.2.Listing Company in Shenzhen Stock Stock no.002046 3. High and Reliable quality Our bearings are used manned spacecraft series from “ ...
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