The definition of "big, big and powerful" is broad, and the core is orthodoxy.
Yuan Henry Town, a hexagram in the Book of Changes, originally said "Gan, Yuan Henry Town." Represents the four basic attributes of Gangua. "Yuan" means to be big, to be the beginning, and to lead righteousness to goodness; "Heng" means communication, which means Jiahui. "Profit" means beauty, meaning righteousness and harmony, and "festival" means righteousness and official. In personnel, "Yuan Henry Zhen" represents benevolence, propriety, righteousness and wisdom respectively. It has a great heaven, prosperous and smooth growth, peaceful and beneficial progress, and strong chastity.