That should be a clothes and fabric shop. The two words on the left - says "Ba" Country. From a modern day perspective, that could indicate Brazil.
From a historical point of view circa 700 BCE, "Ba" Country lies in present day SiChuan Province, China.
I think the drum shaped stone on the extreme left was to facilitate the rider dismounting from horses.
I understand that the two stone carvings flanking the door/gateway reflects the social status of the family.