1.Thick round doorframe, adopt advance producing technology in inter-natonal and the thickness of the doorframe reach 85mm, which makes your room sound proof and heat perservation. 2.New reinforced hinge , the adjustable hinge is designed by reinforced thicker and wider structure with bearing, it takes advantage of reliable performance and more fashion. 3.Surface dealing , adopt imported phosphated liquid during high temperature surface dealing, with its protection the door has one more barrier to resist alkali. 4.Door panel , with processing mould from germany , the door plank ad opts 2, 000 tons' hydrautic equipment-that formed only once to process. 5.Stainless steel threshold , the high quality stainless steel threshold looks more beautiful and more wear resisting. 6.Air-bay-type seal , this kind of air-bay-type seal can sealed the door better has the function of release wearing of door and door frame , heat preservation and sound insulation. 7.Inner material , adopt the thickness of 1.0mm as the scale-board, together with "ª+ " shape which makes the door more fastness and pry-resisting. 8.Deadbolt, adopt fortified b-grade lengthed lock. 9.Door viewer , the door viewer has clear and vast view so that you get more outside information conve-niently. Width·ª860mm 900mm 950mm Height·ª1930mm 1970mm 2050mm Thickness·ª70mm 80mm Lock·ªb-grade mortise lock Pull·ªdual color Door sill·ªstainless steel The opening direction: left or right/outside or inside