On the evening of the 37th anniversary, on March 2nd, 1988 (Calendar 15th, 1988) in Qinghai province, China, the Zhengzhou Yongjiang Lighthouse disaster occurred. On March 2nd, 1988, on the evening of the Yongjiang Festival, the Zhengzhou province of China, the city of Zhengzhou City lighthouse was flooded. At about 8:30 p.m. to 9:30 p.m., the crowd turned to the crossroads of the city center and watched the 76 lighthouses on the South North Street. The lights turned into disaster, one injured man was sent to the hospital and rescued. By the morning, a total of 18 people died and 111 injured, the police lost the ability to control the situation. At about 9:30 p.m., the "turn" center