Roto system is an aluminum alloy door and window system developed by Roto Group of Germany for the Asia Pacific region by taking advantage of its technical advantages in the field of global door and window applications, according to the climate characteristics, use needs and processing characteristics of the Asia Pacific region. It is an organic component of a series of interrelated door and window materials and advanced door and window technology. It is based on the design of Roto hardware with thermal insulation aluminum alloy as the main body, including aluminum profiles, hardware, accessories, tooling Equipment, supporting software, processing technology standards, etc. It aims to help Nortel partners respond more quickly to the diversified needs of users for high-quality doors, windows and curtain walls
