Wuanchuang Food Industrial soon expanded from central Taiwan to the north. As the Taiwanese economy grew during the 1960s and business exhibitions of all kinds started being held in Taipei, the Chuangs set up an office in Taipei. From here they were able to open more sales channels and develop demand for "Hsiluo's trademark product," Wuanchuang soy sauce.
丸莊醬油很早就從中台灣向北拓展，民國五十年代經濟成長，台北開始舉辦各種商展，莊家就在台北成立辦事處，拓展通路，並以「西螺名產・丸莊醬油」為訴求。