Lapho umnyango womlilo ukhiqizwa futhi wakhiwe, uzoba nomthelela omuhle wokuvimbela umlilo kanye nokufakwa kwentuthu, futhi uhlangabezane nezidingo zokuzinza kokumelana nomlilo, ubuqotho kanye nokushisa ukushisa. Ukukhiqizwa kweminyango yomlilo evamile kwenziwa ngamashidi ensimbi angenasici asezingeni eliphakeme, abese ekhiqizwa inqubo yesinyathelo ngesinyathelo.

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.