Group 1 - The core viewpoint of the articles highlights the upgrade of the "Railway Smooth Travel" membership service by the National Railway Group, which offers double points for members aged 14 to 28, making the "0 yuan purchase" of train tickets a reality [1] - The differentiated points policy increases the value of points for young members from 5 times to 10 times, allowing them to redeem tickets worth 100 yuan for every 1000 yuan spent, effectively providing a 10% discount [1] - This service upgrade transforms the abstract value of points into tangible benefits for users, enhancing their travel experience while also activating potential consumption demand for the railway operator [1] Group 2 - In recent years, the railway group has continuously enriched its offerings and optimized services, introducing themed trains such as "parent-child study tours" and "fan trains" to meet personalized travel needs [2] - The introduction of features like quiet carriages and children's carriages caters to different passenger scenarios, while the "senior version" on the 12306 app prioritizes lower berth allocation for elderly passengers [2] - The high-quality development of public services relies on innovative service models, demonstrating that public services should be designed to meet diverse group needs through differentiated approaches and market exploration [2]