NSEN yuav nthuav tawm ntawm exhibition FLOWTECH ntawm Shanghai

Peb sawv ntsug:HALL 4.1 sawv 405
Hnub tim:2-4 Lub Rau Hli, 2021
Ntxiv: Shanghai National Exhibition thiab Convention Center (Hongqiao)

Weclome tuaj xyuas peb lossis disucssing tej lus nug txog hlau zaum npauj npaim valve.

Raws li cov chaw tsim khoom ntawm npauj npaim valve txij li xyoo 1983, NSEN tsom mus rau qhov zoo ntawm npauj npaim li qub.Raws li 38 xyoo ntawm kev paub, NSEN tau txuas ntxiv txhim kho kom hloov lub valve rau kev ua haujlwm hnyav.