Txais tos rau peb lub vev xaib!

engineer tuaj rau cov khoom noj additive tov khoom tus neeg siv khoom qhov chaw

微信截图_20211013201607

Niaj hnub no peb tus engineer tuaj txog Guizhou provice, mus ntsib tus neeg siv khoom hauv Guiyang, uas yog tsim cov khoom noj khoom haus ntxiv.

Peb tus kws ua haujlwm tau tshuaj xyuas cov khoom noj khoom haus ntxiv cov khoom siv ua haujlwm, qhov no ob chav ntsia hlau sib tov ua haujlwm tau zoo rau peb lub xyoos, cov neeg siv khoom txaus siab heev nrog peb cov khoom siv, lawv yuav nthuav dav ntau lawm yav tom ntej.


Post lub sij hawm: Oct-13-2021