Txij li xyoo 2014, COVNA tau pom zoo los ntawm CE, uas txhais tau tias nws cov txheej txheem tsim khoom thiab cov khoom muaj kev nyab xeeb.
Txij li xyoo 2014, COVNA tau pom zoo los ntawm ISO9001, uas txhais tau tias nws cov txheej txheem tsim khoom muaj kev nyab xeeb thiab zoo.
Txij li xyoo 2014, COVNA ua tiav daim ntawv pov thawj RoHS.Nws tau lees paub tias muaj ob peb / tsis muaj cov ntaub ntawv hauv peb cov khoom uas muaj nyob rau hauv cov npe ntawm cov khoom siv tshuaj lom neeg paub.
Txij li xyoo 2014, COVNA tau pom zoo los ntawm ISO14001, uas txhais tau tias nws cov txheej txheem tsim khoom yog eco-friendly.
Cov qib zoo valve series tau pom zoo los ntawm FDA, uas txhais tau hais tias nws yog zaub mov zoo rau kev lag luam zaub mov thiab dej haus.
Kev tawg-pov thawj valve series tau pom zoo los ntawm CNEX, uas txhais tau hais tias nws muaj kev nyab xeeb thiab tsis tawg.
Kev tawg-pov thawj solenoid kauj tau pom zoo los ntawm CNEX, uas txhais tau tias nws muaj kev nyab xeeb thiab tsis tawg.