The villagers accidentally ignited weeds by repairing water pipes. According to the video release, the supermarket fire in Jiaocheng West Street was caused by villagers accidentally igniting weeds on the afternoon of April 17, 2023. Jiaocheng West Street Supermarket is located in Store C7, Phase III, West Street, Tianning Town, Jiaocheng County, Luliang City, Shanxi Province.