Hsu declined to answer reporters questions as he left one of the Taipei offices of Taiwan prosecutors late Thursday. Calls to the prosecutors office before office hours on Friday were not answered. Taipei prosecutors have not issued any statements so far about their investigations into Gold Apollo.

Taiwan investigators searched four locations yesterday as part of a probe into the origin of pagers that exploded while being used by Hezbollah operatives

Israel's Mossad spy agency planted a small amount of explosives inside 5,000 Taiwan-made pagers ordered by Lebanese group Hezbollah months before Tuesday's detonations, a senior Lebanese security source and another source told Reuters.