GENEVA, Oct. 3 -- NATIONAL ENGINEERING RESEARCH CENTER FOR HIGH-SPEED RAILWAY CONSTRUCTION TECHNOLOGY (Building 5, Phase I, Meixihu International R & D Center, No. 850, Lujing Road, Yuelu DistrictChangsha, Hunan 410000), 高速铁路建造技术国家工程研究中心 (中国湖南省长沙市岳麓区麓景路850号梅溪湖国际研发中心一期5号栋) filed a patent application (PCT/CN2025/073517) for "ADJUSTABLE ASSEMBLY TYPE TRACK STRUCTURE" on Jan 21, 2025. With publication no. WO/2025/200742, the details related t...