Swing gate, a hman dan tur leh a thlan dik dan tur mithiamte thurawn

Swing door hian main door closer chi hnih a nei a, chungte chu spring leh hydraulic te an ni. Kawngkhar khar tirtu mechanism chi hrang hrang a zirin danglamna a awm a, he thuziak ah hian window ประตูสวิง grazing, architect leh building safety expert te chuan swing door hardware hman dan chipchiar takin an sawi a ni. leh hliam venna atana enkawl leh hman dan tur standard te a ni.