Changsha Langle Technology Co., Ltd founded in 2013, we are the manufacturer focus on Industrial Aluminium Profile and it's assistant accessories. Our company covers 51800 square meters. It owned several large type extrusion machines (size at 800 tons, 1800 tons, 2500 tons, 3600 tons etc.) and many production lines that include oxidizing, battery, flame-plating, sand-blasting. Our aluminum profile has a wide range of application, like Radiator, Assembly line, Frame system, Conveyors, Workbench, Machine Guards, Stairs & Platforms, Metal Fence, Display rack, Automotive, Motor aluminium housing, Bridge system, Vessel, Elevator, etc. We are always adheres to the "customer-centric" service concept, for the purpose of "creating value for customers", to assistant customers improve operational benefits and build up competitive advantage.Company Advantage:1. High quality, reasonable price, more competitive.2. We accept small order to support your trial order, new design, marketing development.3. Free sample be available to support your quality confirmation.4. 24 hours online service, we can reply you questions and requests with 4 hours.5. We are not only the factory whom manufacture the products by ourselves, we are also the exporter with excellent experience on international trading.6. Professional R&D department and technicians, for all of your benefits.