The steel fireproof door is a door frame, door leaf frame and door leaf panel made of steel materials. The door leaf is filled with fire and heat insulation materials that are harmless to human body. The steel fireproof door structure can ensure that it is not easily deformed by impact and damaged by external force, and can be used normally for a long time without replacement.

Iminyango yomlilo ye-ZHTdoors, iminyaka engu-31 yesipiliyoni sokukhiqiza eminyango yomlilo kanye neWindows. Iminyango yomlilo eyinhloko ye-UL, iminyango yomlilo ye-EN, iminyango yomlilo ye-BS EN, njll., Sine-certification.ZHTdoors isekela i-OEM kanye ne-design yamahhala.Izinzuzo zethu: ikhwalithi enhle, intengo yefekthri, isevisi enhle.Siyakwamukela ukuthi uxhumane nathi.