As PM Hipkins leads a big delegation for a big week in China, Toby Manhire is joined by Newsroom's national affairs editor Sam Sachdeva (author of The China Tightrope: Navigating New Zealand's relationship with a world superpower) to discuss the state of the relationship, the shifting fault lines and the tripwires Chris Hipkins needs to avoid as he prepares to meet President Xi Jinping.

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