What about the door and window system of Yijia?

IKEA has a good door and window system. Ikea doors and windows is a company specializing in the production and sales of R&D doors and windows systems. Established in 1996 and headquartered in Foshan, Guangdong, China. Ikea doors and windows has a professional R&D team and efficient production line, and is committed to providing high-quality, environmentally friendly and energy-saving door and window system products and services. IKEA doors and windows products cover aluminum alloy doors and windows, sun rooms, sliding doors, horizontal doors, broken aluminum doors and windows, security window, soundproof windows and other series. The color, model and size of products can be customized according to customer's needs. The product quality of IKEA doors and windows has been widely recognized, and passed many certifications such as ISO900 1 International Quality Management System Certification, ISO 1400 1 Environmental Management System Certification, OHSAS 1800 1 Occupational Health and Safety Management System Certification. Ikea doors and windows also pay attention to R&D and innovation, and constantly introduce new products that meet the market demand. The company owns a number of patented technologies and software copyrights, and has won many honors, such as "China Famous Trademark", "China Top Ten Brand of Building Aluminum Profile" and "China Top Ten Enterprise of Building Aluminum Profile Industry". Generally speaking, IKEA door and window system is a trustworthy door and window system enterprise with reliable product quality, leading technology and excellent service.