Treasure bowl originates from a Chinese folk tale, which mentions the wealthy man Shen Wan Shan owns a treasure bowl unexpectedly. The jewels or other treasures put in the bowl, will propagate themselves.
The Feng Shui theory recommends ...
to put the treasure bowl at following place for fortune: Hallway, left 45 degrees from home entrance (financial position), oblique angle from office door, or the desk on the side against the wall.
Read the details here