1.Sliding Door 2.supply PPGI Door & S/S Door 3.Open Way,customize 4.Size:customize by needs Open way: it was made of corrosion-resistant aluminium alloy material and nylon roller,S/S rollers shelf,screw,nut,washer.Up-open and Down-close: the system installed are inner of slide-way.it is take advantage of gravity theory to make sure the door keep in hermetic.Handle: stronge stainless steel handle, ...