NOBODY signed the thing, from what I read , open ended, aaaaaaaaaaaaaaaaaa
It seems that China isn't interested in grandstanding the trade deal, unlike Trump.
http://www.zerohedge.com/markets/xi-skip-davos-collapsing-hopes-phase-one-deal-signing-event-trump

Realist - Everybody in America is soft, and hates conflict. The cure for this, both in politics and social life, is the same -- hardihood. Give them raw truth.