A Chinese phrase!

长盛不衰 (Cháng shèng bù shuāi) is a Chinese idiom that means everlasting prosperity or enduring success、It is often used to describe a business, organization, or dynasty that has enjoyed longterm success and prosperity.

Here's a breakdown of the characters:

* (cháng) means long or permanent
* (shèng) means prosperity or success
* (bù) means not or no
* (shuāi) means to decline or to decay

So, when combined, the phrase 长盛不衰 literally means longlasting prosperity without decline、

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