McDonald’s relabeling expired food incident.

On May 13, 2024, a report titled "McDonald’s Alters Expiration Date Labels and Uses Expired Ingredients'' by the Beijing News sparked public attention and discussion. Following investigations by the Municipal Market Supervision Bureau and an official apology from McDonald’s China, the incident was resolved by May 16. This study collected data from Weibo using a Python crawler with the search terms "McDonald’s Relabels Expired Ingredients'' and "McDonald’s China Apology'' The collection window was set from May 13 to 16, 2024, covering the complete lifecycle of the incident, from its outbreak to resolution. The final dataset of 850 Weibo posts.2024年5月13日，《北京日报》（Beijing News）发布题为《麦当劳篡改保质期标签并使用过期原料》的报道，引发公众广泛关注与讨论。经北京市市场监督管理局（Beijing Municipal Market Supervision Bureau）调查及麦当劳中国官方致歉后，该事件于5月16日得到妥善处置。本研究采用Python爬虫，以“麦当劳篡改过期原料标签”与“麦当劳中国致歉”为检索关键词，于2024年5月13日至16日的采集周期内从微博（Weibo）平台采集数据，覆盖该事件从爆发到平息的完整生命周期，最终得到包含850条微博博文的数据集。