Please provide more context! "Beautiful Plateau" could refer to many things, like:

* A specific place: Is it a geographical location, a park, a neighborhood?

* A work of art: Is it a painting, a sculpture, a song, a book?

* A product or brand: Is it a type of food, a clothing line, a software?

Once you clarify what "Beautiful Plateau" refers to, I can help you find the creation date!