Share with friends and circle of friends with wechat scan QR code < / P > < p > on July 21, the world's first high-speed maglev transportation system with a design speed of 600 km / h was successfully launched in Qingdao, China on July 20. The system is jointly developed by more than 30 universities, research institutes and enterprises under the leadership of CRRC and CRRC Sifang Co., Ltd., and integrates technologies including maglev guidance, speed measurement and positioning, flexible electronics, etc < p > Rouyu technology has established a cooperative relationship with CRRC, providing the world's largest mass-produced full flexible screen as the cockpit AV system supplier of this high-speed maglev transportation system < p > it is learned that the project has built a professional high-speed maglev integrated experimental center and trial production center, built a full system simulation and test platform including vehicles, operation control communication, etc., built a domestic industrial chain, and selected domestic top cabin decoration and supporting audio-visual equipment. The third generation cicada wing full flexible screen independently developed by Rouyu technology has the characteristics of light, thin, soft, gorgeous, curly and bendable. It can perfectly fit the seat design in the cabin and provide the passengers with the video and audio system of the seat back screen < p > each seat in the cabin is equipped with a flexible intelligent audio-visual system built by Rouyu technology, which meets the stringent requirements and standards of high-speed maglev rail transit（ Quiet) < / P > < p > < p > 2