Ladder can be divided into many types from material, style and usage.
It is divided into aluminum alloy, stainless steel, FRP, iron, bamboo, wood and so on.
From the style, it is divided into straight ladder, herringbone ladder, telescopic ladder, two purpose ladder, one side ladder, two side ladder, multi-function ladder, car washing platform, rack ladder, etc.
From insulation: non insulation, semi insulation, full insulation.
It can be divided into family ladder, engineering ladder, dual purpose ladder, dry ladder, car washing platform and rack ladder.