GENEVA, June 1 -- CHINA CONSTRUCTION EIGHTH ENGINEERING DIVISION CORP., LTD. (27th Floor, No.1568 Century Avenue, China (Shanghai) Free Trade ZonePudong New Area, Shanghai 200122), 中国建筑第八工程局有限公司 (中国上海市浦东新区中国(上海)自由贸易试验区世纪大道1568号27层) filed a patent application (PCT/CN2023/135827) for "INTELLIGENT APPARATUS AND METHOD FOR MAINTENANCE OF TUNNEL LINING" on Dec 01, 2023. With publication no. WO/2025/107355, the details related to the patent application was published on May 30, 2...