Wang Mingru was born in Hailongchuan, Chagou, Haicheng, 1932. Before his death, he was a first-class train driver in Emei Locomotive Depot of Chengdu Railway Bureau, with 0 outstanding members.

1 981from the evening of July 8th to 9th1hour, between Niri Station and Wu Si Station in chengdu-kunming railway, suddenly a big ditch flash flood in Lizi surged, and a huge mudslide roared down, mixed with dozens of tons of boulders. 1: 43, a railway bridge with a length of125m across a large ditch in Lizi was covered. Was washed into the Dadu River with the pier, and built a natural dam in the middle of the river; The deep and urgent Dadu River was cut off by the middle. Two minutes ago, the driver Wang Mingru was pulling the 442 passenger train from Griffin to Chengdu, starting from Niger Station.

The train sped along a small ramp of 34/ 1000 to Baomawei Tunnel with a broken bridge. When the train entered the tunnel and drove in a curve, when it was 70 meters away from the broken bridge and close to the entrance of the cave, Wang Mingru and the assistant driver Tang Changhua suddenly found the danger and immediately took emergency braking measures to minimize the accident and more than 800 passengers escaped. Saved millions of yuan of state property, but Wang Mingru and three other comrades of the train crew were swept into the Dadu River by vicious mudslides and dedicated their precious lives to the party and the people. Wang Mingru was only 49 when he died.

1981August 22nd, the Chengdu Railway Bureau Committee ratified Wang Mingru as an outstanding member.

On September 23rd 198 1, the people of Sichuan Province awarded Wang Mingru 0. The title of comrade revolutionary martyr, etc.