The most common and most likely answer to this crossword clue is the 13 letter word COMPANIONSHIP
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More clues leading to the result COMPANIONSHIP
Buddy explains!

The straight part
We know that "China might offer this benefit" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case china might offer this benefit = companionship.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does COMPANIONSHIP mean?
COMPANIONSHIP noun- The state of having or being a companion.
- An association, a fellowship.
- The state of being a journeyman.
- An organized group of people.