I really am interested in King County, WA it's home to Seattle
Where is the place ?
it's the home of Boeing which was founded by William E. Boeing.
Wow,  that's interesting 
Yes, Seattle is known to be a port on the west coast.
OK,  really.  What are they known for
well mainly for being a major gateway for trade with Asia. 
Oh I see,  they  are masters of trade
Yes, the city has a growth rate of 3.1% since July 2016