[Shandong Zhaoyuan#曹家瓦金矿发因因查明#] The "2·17" large fire accident at Caojiawa Gold Mine, Zhaoyuan, Shandong that caused 6 deaths has attracted attention from all walks of life.

The reporter learned from the national mine safety production video conference held by the National Mine Safety Supervision Bureau on the 20th that the accident occurred due to illegal electric welding hot work, and there were problems such as illegal outsourcing and outsourcing.

(Reporter Liu Xiacun) ​​​​