Inresponsetothehighaltitudeandtyphooncausedbystrongwindshookthearsenale.Buildingsettingup"tunedmassdampertunedmassdamper"(alsocalled"piece.modifieddamper"),isin88to92floorhangbuytoaweighing660tonsofhugeswingingball,usetoslowtheshakingbuildingsprices.AccordingtotheTaipei101signsaid,thisalsoistheworldonlyopenthegiantdampervisitorswatch,itisthebiggestdamperintheworldatpresent.