Group 1 - The core point of the article highlights that supermarkets in Beijing, such as Wumart and Yonghui, have activated emergency replenishment mechanisms in response to heavy snowfall to ensure stable supply of essential goods and customer safety [1][2] - Wumart Supermarket utilizes an AI-driven supply chain to predict and prepare inventory in advance, focusing on essential winter goods like cabbage and scallions, with a planned total supply of 2,700 tons of cabbage and 600 tons of scallions [1] - Yonghui Supermarket has implemented a snow emergency mechanism, ensuring that all regional emergency teams are on standby 24/7 to address operational needs and customer service during the snow [2] Group 2 - Both Wumart and Yonghui have increased their inventory of essential items such as meat, eggs, dairy, vegetables, grains, and convenience foods, closely monitoring stock levels and sales dynamics to ensure timely replenishment and price stability [1][2] - Yonghui has enhanced its support for online orders during the snow, equipping delivery personnel with warm and safety gear, and dynamically assessing road conditions to adjust delivery times accordingly [2]

Group 1 - The core viewpoint of the articles highlights that Wumart Supermarket is leveraging AI-driven supply chain management to effectively prepare for increased winter storage demand due to snowfall in Beijing [1][3] - Wumart has implemented an AI smart replenishment system that analyzes various factors such as weather, seasons, and consumer habits to ensure efficient restocking of essential goods like winter vegetables and staple food items [3] - The company has initiated a "reserve" mode to balance supply and demand, with a planned total supply of 2,700 tons of cabbage and 600 tons of green onions, while maintaining stable prices throughout the sales period [3]