These colored rectangular aluminum pipes cover architectural decoration and industrial manufacturing two major fields. For construction & decoration, wood grain, champagne gold and matte grey coated profiles are widely used for curtain wall frames, door & window frames, indoor partition frames, stair handrails and landscape garden structures with elegant decorative texture. For industrial manufacturing, raw silver and black rectangular tubes are applied to automation equipment frames, workshop workbenches, machinery protective guards and solar support brackets. Also suitable for furniture legs, exhibition booth frames, advertising billboard supports and medical device housings. Mass warehouse inventory enables fast bulk delivery, diverse color options and custom machining satisfy large factory orders and small-batch customized interior & engineering projects.