What do you mean, the green hills don't change, and the green water keeps flowing?

It means that the green hills remain unchanged and persevere. The long-flowing green water means eternity, and the green water remains unchanged because of the long-flowing green hills. Green mountains and green waters will not change, nor will hatred and friendship. It can also be understood as seeing you later. According to the relevant information asked, "Castle Peak does not change, green water does not stop flowing" means that Castle Peak does not change its original intention and persistence, and green water does not stop flowing, which is an eternal meaning, while green water does not stop flowing, and the feud remains unchanged, which can also be understood as seeing you later. "Green mountains don't change, green water doesn't flow" is usually what Jianghu people say when they say goodbye, which means that the friendship between two people will not change like mountains, but will communicate as often as green water. "Green hills don't change green waters" comes from Bai Juyi's poem Farewell. The whole poem is about parting in late autumn, and the cold wind rustling leaves all over the stream. The green hills don't change into flowing water, but the bright moon is still thin. Forever and ever, there is an end, but this endless sadness is endless.