Core Viewpoint - The article highlights the upgrade of the waiting area at Yinchuan Hedong International Airport, focusing on a "millimeter-level planning" approach to enhance passenger experience during the peak summer travel season [1][6]. Group 1: Upgrade Details - The airport has optimized the layout of 633 sets of seats and 2,548 individual seats, integrating precise measurements with a focus on passenger comfort [1][3]. - The new seating arrangement adheres to the "Airport Seating Placement Standards," ensuring a transverse spacing of 1.1-1.4 meters for ordinary area seats, maintaining a 2.5-meter safety distance from emergency exits and a 3-meter unobstructed area in front of fire safety facilities [3][5]. Group 2: Design and Aesthetics - Adjustments in the waiting area have improved accessibility, such as increasing the distance between seats and railings to 80 centimeters, allowing easy passage for travelers with strollers [5]. - The design incorporates a "flexible matrix" layout that adjusts seat spacing based on passenger flow, with visual cues linking seat colors to boarding gate indicators for intuitive navigation [5][6]. - The renovation not only enhances functionality but also aesthetics, with old seats repurposed as plant stands and the introduction of a smart lighting system that adjusts color temperature throughout the day [5][6]. Group 3: Passenger Satisfaction - Post-renovation surveys indicate improvements in passenger satisfaction regarding "space comfort" and "traffic convenience," reflecting the successful implementation of the upgrades [6].