I watched a Chinese TV series about Feng Shui before, but I don’t know the name. I really want to watch it. Does anyone know? Thank you for your answer!

"Dragon Swordsman Lai Buyi" Tan Yaowen, He Baosheng, Li Meifeng

Lai Buyi (Tan Yaowen) is proficient in numerology and arithmetic, helping people to solve misfortunes, but his life is dominated by fate. Once, Bu Yi happened to meet an old man named Hui Meng, and was taught a lifetime of unique skills. His martial arts became more powerful. The old man gave Bu Yi a dragon-hunting sword and asked Bu Yi to use what he had learned to benefit the public. When King Kang (Li Longji) of Emperor Gaozong of the Song Dynasty was chased by the Jin soldiers, Bu Yi secretly helped King Kang, and Shi The miraculous trick allowed King Kang to cross the river with his mud horse, and he also set up the Golden Valley Dragon Guard Formation, and the Jin soldiers were defeated in a snap. Mian Yi was named a national counselor for helping King Kang, which aroused the jealousy of his friend Tianhua (He Baosheng). Tianhua colluded with Qin Hui to compete with Bu Yi, and in the end they had to fight to the death. Buyi cannot make decisions on his own in his life. Although he has three beauties around him, Buyi figures out that he will be alone all his life, and his heart is full of sorrow...