Umnyango we-shutter wokuvimbela umlilo ikakhulukazi ukuvimbela umlilo. Uma i-alamu yomlilo iqalwa, umnyango we-shutter rolling uzokwehla ngokuzenzakalelayo ukuze ulawule isimo somlilo futhi uvimbele ukusakazeka komlilo Umsindo ophansi, isivinini esisheshayo, imvamisa yokuvula ephezulu kanye nokusebenza okuhle kokuphepha.

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.