hat
2. membranes ki soudé ak kò plat dirèkteman se entegral èstrikti ak bon abilite fermeture. Longyuan ofri soudé kalite manje len de 250 * 250 milimèt pou lane 2000 * 2000 milimèt
eng
2.Membranes which are welded with body plate directly are integral structure with good sealing ability.Longyuan offers welded type membrane plates from 250*250mm to 2000*2000mm