Rescue operation initiated of collapsed buildings on Wednesday after a magnitude 6.4 earthquake struck near the popular Taiwanese tourist city of Hualien overnight.
The search operation is going on 145 people missing, at least four people were killed and 225 injured in the quake that hit near the coastal city just before midnight (1600 GMT) on Tuesday, officials said.
The latest figures from government data indicated 145 people were missing.
Many of those were believed to be still trapped inside buildings, including a military hospital, after the quake hit about 22 km (14 miles) northeast of Hualien on Taiwan`s east coast.
Rescuers worked their way around and through the building while residents looked on from behind cordoned-off roads.
President Tsai Ing-wen visited the scene of the quake early on Wednesday to help direct rescue operations.