As David Lin explains, "There are 13 auto manufacturers in Taiwan, and subcontractors don't just work for Yulon alone." Each factory wanted the subcontractors to do something different to adjust to Y2K, and with so many chefs spoiling the broth, the subcontractors didn't know where to begin.
「全省有十三家車廠，協力廠不是只賣我們裕隆一家」，林茂寅指出，面臨千禧蟲大敵，有些車廠想這樣改、有些想那樣改，公公婆婆太多的結果，協力廠商也無所適從。