Security for the Zhou Family was managed by Zhou Qiang, with his son, Zhou Lian, handling the day-to-day operations.
Uncle Zhong, on the other hand, was Master's most capable bodyguard and a trusted friend.
To use an analogy—if the old master was an emperor and the Zhou Family Old Residence was the imperial palace—well, strictly speaking, it was just an analogy, but Zhou Lian was akin to the Commander of the Nine Gates or the head of the Imperial Guard. He wielded considerable authority on paper, though practically speaking, it amounted to very little.
Chapter 415