The document discusses how mobile apps have transformed the Chinese New Year festival, impacting traditions like transportation and financial exchanges. Apps such as 铁路 12306 facilitate travel during the peak migration period, while WeChat and Alipay compete fiercely in the mobile payment arena, notably with features like WeChat's red packet scheme. As smartphones continue to dominate the holiday experience, the competition between major app publishers is intensifying, highlighting the significance of the holiday for mobile app business strategies.