Answer :

Seattle Port is important because it helps in trading with Asian countries and also helps in exchange of things mean import and export,, specially silk is transferred from Asian countries to foreign countries...
Xhade
Seattle a trade gateway of regional, national and international significance.
This port is an economic engine for the region, creating international business opportunities that generate jobs. The port plays a key role in promoting international trade. Working with the Washington State government and many other trade promotion organizations, the port actively engages in trade promotion activities through sponsoring and organizing seminars, leading and participating inbound business missions and hosting inbound missions and advocating mutually-beneficial trade policies.