河南一公司发生有害气体中毒事件，致5死3伤！官方通报：硫酸外溢流入厂区化粪池产生有毒气体，造成人员中毒

Core Viewpoint - A harmful gas poisoning incident occurred at Hekxin Chemical Co., Ltd. in the Shancheng District of Hebi City, Henan Province, resulting in 5 fatalities and several injuries [1] Group 1: Incident Details - The incident took place on the morning of September 29, where 5 individuals died after rescue efforts failed, 1 person was seriously injured but stable, and 2 others sustained minor injuries [1] - The emergency response was promptly initiated, involving emergency, environmental protection, and health departments to provide medical treatment and shut down production equipment [1] Group 2: Cause and Investigation - Preliminary investigations suggest that the incident was caused by sulfuric acid overflow from a storage tank, which flowed into the factory's septic tank, generating toxic gases that led to the poisoning [1] - Ongoing investigations and follow-up actions regarding the specific causes and aftermath of the incident are being conducted in an orderly manner [1]