Kunezinhlobo eziningi zeminyango yomlilo, futhi iminyango yomlilo eyenziwe ngezinto ezihlukahlukene izokhethwa ngokuvumelana nezigcawu ezahlukene. Umnyango womlilo wezinkuni wensimbi uthuthukiswa kusukela kumnyango womlilo wendabuko, owenziwe ngensimbi nezinkuni, okwenza iqabunga lomnyango libe lukhuni futhi likhululekile.

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.