Our scale and strength
Jiangsu WLS Metal Profile Technology Co., Ltd. covers an area of 40 acres, 15800 square meters of modern workshop is a high-end curtain wall and imported door and window system integrator, a full set of German and Italian imported assembly equipment to provide customers with perfect steel, weathering steel, stainless steel, copper curtain wall door and window system products and services!
WLS cooperates and develops with Germany's Weisa, and has achieved good reputation and experience in high-end curtain wall doors and windows projects at home and abroad. The meticulous and accurate service of the WLS team runs through the entire project stage such as product selection, production and processing, and after-sales!
As a leader in high-end curtain wall doors and windows, WLS provides high-standard and non-standard customers with customized services and professional technical support for curtain wall doors and windows, and mature system products achieve perfect architectural effects for customers!
Manufacturing process
WLS's meticulous manufacturing process and unparalleled craftsmanship result in high-quality and impeccable curtain walls, doors and windows. Our curtain wall doors and windows are customized upon the very high standards. At the same time, continuously investment in new high-tech manufacturing equipment that improves quality and product performance wherever and whenever possible.
Unique imported curtain wall, door and window
Our imported curtain wall and door and window system is very distinctive, divided into two parts: imported curtain wall system and imported door and window system, so that we can provide more complete architectural design solutions. The door and window system adopts cold bending processing, and the profile structure can be with thermal break or not both origunate from Austria, Switzerland and Italy. Materials include carbon steel, corten steel, stainless steel, copper. We will provide a lot of choices according to the designer's creativity, functional needs, cost budget. The curtain wall system adopts cold bending processing laser welding closure, which can realize energy saving, fire and bulletproof. The country of origin is Austria, Switzerland, Italy. Materials include carbon steel, corten steel, stainless steel and copper.
Technical precipitation
WLS's growth and technological innovation is a continuous learning and exchange with European advanced technology, through the processing training of steel curtain wall door and window system technical engineers in Switzerland, Germany and Italy, carbon steel, stainless steel, corten steel and copper in assembly, welding, grinding and other processes,which have been greatly improved, better summarize the process characteristics of European countries, such as welding current and voltage control, welding auxiliary gas ratio, various applications of grinding tools, grinding consumables use process, are quality control skills. At the same time, according to the characteristics of domestic demand, integrating innovation, WLS has more flexible product characteristics and quality advantages.

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2010
Technicians come to Switzerland for training
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2011
Switzerland sent technicians to the Shanghai factory for training
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2012
Germany sent technicians to the Shanghai factory for training
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2013
Technicians come to Germany for training
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2013
Technicians to train in Italian factories
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2014
Italian technical engineers went to Nantong factory for training
Continuous improvement,process development
WLS's R&D team develops and tests new products with European partners to continuously improve all aspects of façade windows and doors by designers. At WLS, we never stop imagining how our products can progress. This imaginative approach has led our talented engineers to make significant advances in the industry – from rethinking the smallest details to designing entirely new systems and professional operations – and our R&D team is dedicated to solving challenges large and small. Since its inception in 2006, this commitment to quality and innovation has maintained WLS's leading position in the industry.
Factory equipment
WLS continuously invests in new high-tech manufacturing equipment, which is also a guarantee that we can improve quality and product performance.
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Italy imported steel profile double-head CNC cutting saw
CNC cutting equipment can be very accurate cutting of metal profiles, especially when processing and cutting in large quantities, as long as the simple size input, you can quickly cut.
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Italy imported steel profile 360 degree rotation CNC machining center
CNC cutting equipment can be very accurate cutting of metal profiles, especially when processing and cutting in large quantities, as long as the simple size input, you can quickly cut.
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Laser cutting
In the precision control of delicate steel products, we will use laser cutting according to the characteristics of the workpiece, and we also have plasma cutting and flame cutting.
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Laser composite welding machine
Flexible welding combinations are possible to reduce product deformation
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Germany imported high-speed CNC automatic welding machine
Achieve high-volume manufacturing, which can meet high-volume manufacturing while providing high-quality products.
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German imported group welding platform
The high-precision platform is the basis for reducing accumulated errors and enabling a very flexible tooling combination.
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Surface shot blasting line
The surface of the processed product will have oil and contaminants that cause surface corrosion, and we prepare the surface for the next surface fluorocarbon spray by shot peening or sandblasting.
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Fluorocarbon spraying line
The early processing of all steel profile curtain walls, doors and windows is very critical, and the later fluorocarbon surface treatment is also very important, and it is also easy to overlook. The global environmental protection continues to strengthen, Wellerson in 2012 to obtain environmental protection approval report, although this aspect of the application approval is very difficult, need to improve hardware and process management, Wellerson in compliance with the requirements of the envi
Surface fine processing
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Carbon steel
1、 To achieve a long product life cycle, WLS uses advanced surface finishing systems. Developed in partnership with top coatings suppliers, the WLS fluorocarbon system is designed to ensure that curtain walls, doors and windows remain intact, even in harshest environments, such as inland or waterfront, without corrosion. For topcoats, there are unlimited color options, including metallic and bronzer. You can also create a custom color that perfectly matches your design.
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Stainless steel
2. Surface treatment of stainless steel, with brushed, mirror and apple sand.
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Corten steel
3, the surface treatment of weathering steel we do not use any color spraying, but the use of WLS specially developed oxidant manual oxidation, there is used outdoors, the surface imitates outdoor one year of oxidation standard factory surface oxidation treatment for about 1 month, the length of time depends on the weather and humidity, in the outdoor after the rain will also secondary oxidation, resulting in unique changes, all works are unique. The indoor manual oxidation method is slightly
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Copper
4. The surface treatment of WLS copper is very distinctive, all hand oxidized, we pursue a unique texture.