Xi'an Beilin south wall "Confucius Temple" two words around the pattern of four items, seems to be "bottle, fan, Ruyi, umbrellas" is it these items? What does it mean?

Ancient Chinese culture often to some things in the harmonic to symbolize the good expectations such as a plaything engraved with a bat that symbolizes "Fu"; gourd and the harmonic "Fuk Luk". There are also other things that are associated with good expectations by their function, such as peaches, which symbolize "longevity" and so on, all of which are meant to be auspicious. The bottle that the owner saw, Good and Ruyi, should refer to peace, goodness and goodwill, which belongs to the harmonic category. In addition, the umbrella is the function of association class refers to the shelter (the ancients often use this object to pray for the wind and rain, the family and the people peace).