Iminyango yomlilo ingahlukaniswa ibe yiminyango yomlilo enamafasitela nangaphandle kwayo ngokusho ukuthi kukhona amafasitela esakhiweni somnyango womlilo (okuthiwa amafasitela, angakwazi ukuvulwa noma ukuvalwa, kodwa kuphela ukubuka). Ingilazi efakwe emnyango womlilo ayikwazi ukuba ingilazi evamile, kodwa kufanele ibe ingilazi engashi.

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.