Chapter 658, Congratulate on what?

This middle-aged scholar was more on the thin side, his long hair was drawn in a neat bun at the top of his head, with a few strands of silver hair lose around the temple. He had fair skin and beautiful facial features. His brows were like swords and there was a faint mark on the corner of his eye. The corners of his mouth was slightly curved upwards in a gentle smile, and he was refined and elegant just like the peaceful bamboos of an empty mountain. 

“Master, this is the gentleman!” Elder Fu looked at the middle-aged scholar who had already come in and hurriedly said to Luo Tiezheng.  

Before Luo Tiezheng could say anything, the middle-aged scholar gave a cupped fist salute and bowed to Luo Tiezheng. “Lord Luo, I am the housekeeper of the Right Minister's residence, Zheng Wenxuan. Today, I especially came on Right Minister's order to congratulate Lord Luo.” 

Luo Tiezheng was surprised.

Why would the housekeeper of the Right Minister's residence suddenly pay a visit? 

And here to say congratulations? 

What was there to congratulate. 

Luo Tiezheng was bewildered. 

It should be said the Luo family's forces were small and they had no relation with the powerful Right Minister of the empire, although Luo Tiezheng did know about the housekeeper...