Core Points - Tianjin Port Development (600717) announced a renovation contract with Jinan Heavy Industry Company for a total cost of RMB 29.44 million, including tax [1] - The contract involves upgrading four quay cranes, including enhancements to the electrical control system, cable winding system, towing system, hydraulic system, and corrosion resistance [1] - The contract period extends from the signing date until June 30, 2027, with a maximum installation and debugging period of 15 months and a testing operation period of no less than 3 months [1] - The renovation aims to improve the safety and technical performance of the quay cranes, enhance operational efficiency, and strengthen the competitiveness of the terminal, ultimately creating greater benefits for the group [1]