For example, the constellation you mentioned above; In other words, it is an analysis of love, fortune and personality. These universally applicable things are too childish. But our lunar calendar is different, and I feel more delicate and accurate in this respect.
I have never understood why we don't use our own things; I think there are two reasons.
1, for political reasons; Mao Zedong's Cleaning of China Culture. (Not because it is not good enough, but because it is too fake and distorted, many people use this thing to harm people. )
2. Don't you need to be in line with international standards?
3. Simple
Represent only a rough personal view