No casualties have been reported after a 6.4-magnitude earthquake hit northeast China at midday Saturday.
The quake struck Linkou in Heilongjiang Province at 12:22 a.m. at a depth of 580 km, according to the China Earthquake Networks Center.
The quake was not felt by county residents and no casualties have been reported.
Three trains were ordered to stop in safe areas after the quake, said the Harbin Railway Bureau.