罗永浩揭秘：锤子危 机时，雷军是唯一伸出援手的手机巨头

Group 1 - The core point of the article highlights that Lei Jun was the only major smartphone executive to offer assistance during the crisis faced by Smartisan Technology [1] Group 2 - The article discusses the challenges faced by Smartisan Technology, particularly during its financial difficulties [1] - It emphasizes the significance of Lei Jun's support in the context of the competitive smartphone industry [1]