Tai sui refers to the year of a person's birth. For example, if you were born in the Year of the Monkey, then your Tai sui is a monkey. Being too old is not necessarily bad, but it represents more activity and changes, such as breaking up or getting married in love, bad business or direct bankruptcy. When we know, we will add a good idea to make things develop in a good direction. This is the real intention of Feng Shui.
And Huang Wu, in the metaphysics of Feng Shui, means that the place where Fuxing or Feixing -5 arrives every time is called Huang Wu. If it is not shipped at 5 o'clock, that is, it is not shipped at 5 o'clock, then the position where it arrives at 5 o'clock is generally fierce, which is what we usually call Huang Wuda's evil.