Xyoo 2020 tsuas yog ib hlis xwb, NSEN yuav tuaj koom qhov yeeb yam kawg ntawm lub xyoo no, vam tias yuav pom koj nyob ntawd.
Hauv qab no yog cov ntaub ntawv hais txog kev ua yeeb yam;
loj:j 5
Hnub tim: 2020-12-9-11
Chaw nyob: Shanghai National Convention thiab Exhibition Center

Cov khoom pov thawj muaj xws li Pumps, Ntxuam, Compressors, Valves, cov khoom sib cais roj, cov khoom siv nqus tsev vacuum, cov tshuab sib cais, maj mam hloov cov tshuab ceev, cov cuab yeej ziab khaub ncaws, cov khoom siv cua txias, cov khoom siv roj purification, thiab txhawb nqa cov khoom ntws thiab cov dej ntws.