Core Viewpoint - Chongqing Port has achieved significant advancements in its digital transformation, particularly at the Guoyuan Port, which has become the first "Double Four-Star" port in the upper reaches of the Yangtze River [2] Group 1: Digital Transformation Achievements - The "paperless platform" for containers has been fully operational at Guoyuan Port, reducing document processing time from a minimum of 2 hours to just 2 minutes [2] - The port has implemented a dual control release model through an innovative connection between the customs logistics supervision system and the port production system, decreasing gate passage efficiency to under 30 seconds [2] - All 32 yard cranes in the container operation area can now be remotely controlled, allowing one driver to manage up to 6 cranes, enhancing overall efficiency by approximately 30% to 60% [2] - Eight container quay cranes at Guoyuan Port have achieved full coverage of an intelligent cargo handling system, improving port clearance efficiency by over 30% through innovative regulatory models [2]