The meaning of this sentence is difficult to understand because it seems to have no clear context or cultural background. "Xi Zhong Net 23266" may be a number sequence, which may be related to an online game or ticket. The word "Bao" may refer to two special words, while "Pangu opened heaven and earth" comes from the story in ancient China mythology, which tells the process of Pangu's creation of everything. The whole phrase doesn't seem to have any practical significance. It may be a phrase created by users of some online communities or forums at will.