With IHWA's salty cakes bringing popularity to Fengyuan's cake street and becoming a signature product for the town, both the Yangs say they owe this to Yang Tsung-cheng's father Yang Sheng-ta, a man who was ahead of his time.
義華鹹蛋糕帶起豐原糕餅街的一陣跟風，成為豐原特產，楊家父子咸認，這應是祖傳基因，因為爺爺楊勝達就是一位走在時代前端的開創者。