An unknown man made an explosion in one of the hotels in Dunning in the north-east of China. As a result of the incident two people were killed and two others were injured, local police said.
It is reported that the explosion occurred at 3.08 local time on Wednesday.
According to preliminary information police classified the explosion as a criminal offense.
Law enforcement officers are looking for a 57-year-old suspect. The motives of his act are not reported.