The explosion occurred at around 9:30 p.m. on October 20 at a material technology company factory in Pingguo City, Guangxi Zhuang Autonomous Region.
On October 21, Chinese authorities said at least six people were killed in a factory explosion in Pingguo City, in the southern Guangxi Zhuang Autonomous Region.
The explosion occurred at around 9:30 p.m. on October 20 at a factory of a local materials technology company.
By 1:00 p.m. on October 21, the search and rescue work had ended.
The four rescued people were taken to hospital for treatment and are currently in stable condition.
Preliminary investigation shows that the explosion may have been caused by high-temperature molten aluminum leaking into a cooling tank during the aluminum bar extrusion process.
Authorities are still investigating to determine the official cause of the incident.
According to VNA