3. Yal?t?m ve Yang?n Güvenli?i: Yang?na dayan?kl? kaplamalar ve ?s? yal?t?m? sa?layan malzemeler tercih edilmelidir.Çelik Yap?, which carries on on its way Together with the accountability of undertaking organization Together with the Latest and Superior organizations of the global financial state, generally considers the standard and pleasure it