Because of climate and technical problems, however, the machinery did not work satisfactorily, and by 1975, operations were halted except for four or five months a year. By the time losses had built up to NT $ 120 million (US $ 3 million) alarmed investors decided to invite a foreign consultant group to help find a way out of their troubles.
在這期間，除了負責設計的美國隆馬斯公司派有專人駐台協助外，並另派遣兩個修改顧問小組來台負責修改工作，但都未能徹底解決問題，而光是修改費用，即已花費了新台幣二百萬以上。