Following a six-month investigation, on May 25 the Kaohsiung field office of the Bureau of Investigation conducted a large-scale search of dozens of Chunghwa Telecom (CHT) offices and credit information agencies throughout Taiwan. The southern field office of the Criminal Investigation Bureau and mobile inspection units of the South Coast Guard Bureau seized large amounts of CHT client data and telephone monitoring tapes, and summoned more than 30 people for questioning.
五月二十五日，調查局高雄縣調查站在監控半年後，大規模搜索全台數十處中華電信營業據點、徵信社，以及刑事局南部辦公室、海巡署南區機動查緝隊辦公室，查扣大批中華電信客戶資料、電話監聽錄音帶等證物，拘提三十多名涉案人員到案。