Core Viewpoint - SF Intra-City (09699) has seen a stock increase of over 4%, currently trading at 13.56 HKD with a transaction volume of 19.218 million HKD, following the announcement of a new end-delivery service utilizing building robots in collaboration with SF Express [1] Group 1: Business Development - SF Intra-City and SF Express have launched a new end-delivery service using building robots, initially implemented in the iconic Nanchang Twin Towers in Jiangxi [1] - The service aims to address the challenges of last-mile delivery in high-rise buildings by employing a "delivery personnel + robot" collaborative model, enhancing delivery efficiency and improving customer service experience [1] Group 2: Service Features - The building delivery robots are deployed at the SF Express service center within the Twin Towers, which not only serves as a courier station but also aims to create a one-stop living service hub integrating "intelligent delivery and specialty economy" [1] - This initiative seeks to establish a smart service ecosystem for last-mile delivery, covering various scenarios including food delivery, instant retail, urgent business items, and courier services within the Twin Towers [1]