I'm looking for a TV series. It should be a TV series produced in Taiwan. It talks about Feng Shui specifically. There are two Feng Shui practitioners who are brothers and often fight with each other. Junior brother plays the villain

You should be talking about "Feng Shui Family"

"Feng Shui Family" is a numerology TV series with the theme of "Feng Shui". The story describes the dispute between two brothers, Lin Qingfeng and Lin Qingshui, over the feng shui issue of their ancestors, which led to disagreements and disharmony between the brothers. Under the impact of material and spiritual factors, both families were able to put aside their differences and return to the most basic belief values ​​of the Chinese people, that is, poverty cannot be bullied, wealth cannot be moved, the spirit of brotherhood where blood is thicker than water, and the value between two generations Despite the differences, they can finally let go of their opinions and embrace family affection.