Although the fireproof door lock is a small part, it plays an important role. In case of fire, the fire door lock has high temperature resistance. The fire door lock is connected to an intelligent system. In case of an accident, the fire door lock will make an emergency sound, so that people can be alert immediately to deal with the accident.

ZHTdoors yong’inga qarshi eshiklar, yong’in eshiklari va derazalarida 31 yillik ishlab chiqarish tajribasi. Asosiy UL yong’in eshiklari, EN yong’in eshiklari, BS EN yong’in eshiklari va boshqalar.