Exotic vessel for unwanted items (4)

I believe the answer is:

junk

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'exotic vessel' is the definition.
'junk' can be an answer for 'vessel' (type of Asian ship). I am unsure of the 'exotic' bit.

I don't understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for junk that I've seen before include "Sailing vessel; rubbish" , "Reject" , "Accumulated rubbish" , "Chinese vessel - rubbish" , "scrapped?" .)

I've seen this clue in the Evening Standard.

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