The Smart Retractable sunroom in the restaurant of Chengdu Younike Hotel adopts a modular sliding rail design, which can adjust the opening and closing range at any time according to changes in weather and seasons. The shape is very luxurious and has become an important facility to enhance the hotel experience and attract customers.

The mechanical calculation, verification, and design of the mobile sunroom are based on the once-in-50-year wind and snow level of the location. The frame of the mobile sunroom is made of 6-series aviation aluminum alloy, and all connection points are reinforced with thickened built-in steel connectors and constructed using seamless splicing technology to ensure a firm and stable structure; Explosion proof tempered double-layer laminated glass is used, and the installation of the glass is fully protected and sealed with automotive grade EPDM rubber strips. The invisible fastening process is adopted, and the outer layer is sealed with automotive specific structural adhesive. The nested fan adopts a maze structure for wind, sand, dust, and air resistance, and the opening and closing parts adopt a male and female dynamic sealing structure. The five layer waterproof technology ensures very reliable waterproof performance.