A memorial ceremony on Sunday honored the victims of the magnitude-6.6 earthquake in Gansu province on July 22, as rescuers worked to prevent secondary disasters amid rainy weather.

More than 500 officials, rescuers, residents and volunteers attended the ceremony, mourning and remembering the victims of the quake that jolted the border of Minxian and Zhangxian counties in Dingxi.

According to Chinese tradition, the seventh day after the death of a person is an important memorial occasion for relatives.