zambiri zaife

Xinhai Vavu ndi mnzanu wodalirika kwa mavavu mafakitale, ndi zaka zoposa 35 Experience mu mavavu kupanga, ndi kuganizira mafuta & gasi, petrochemical, magetsi, mafakitale migodi, etc.
Vavu ya Xinhai idayamba mu 1986 ku tawuni ya oubei, anali m'modzi mwa mamembala oyamba omwe adachita nawo kupanga ma valve ku Wenzhou. Nthawi zonse timayika upangiri pamalo oyamba, kupita mailosi owonjezera kuti titsimikizire mtundu wake kuchokera komwe kumachokera, ndipo tili ndi labu yathu yoyeserera yotsimikizika ya ISO 17025.