"Fu Bei Ji Chou" is a birthday plaque. "Bei" means possessing and complete. "Ji Chou" refers to an article "Hong Fan Ji Chou" in "Shang Shu". It was said to be Ji Zi in ancient times. described, so it is called "Ji Chou". This article records various blessings (five blessings) in life.
This is an ancient cultural allusion, which comes from "Fu Bei Ji Chou" in "Hong Fan Ji Chou" in "Shang Shu".
This allusion means that blessings are complete, indicating a bright future.