A common feature of its use of trade restrictions as political tools is that China takes care to avoid any
that would damage its own economy. That’s why its stopped buying Australian coal rather than iron ore. In this sense, the foodstuffs that are the latest focus make a perfect target: It’s easy to find alternatives to Taiwanese fruit. It’s also easy to come up with phytosanitary reasons for a ban. And it may help too that farmers are a core constituency of President Tsai’s DPP.
This analysis from Capital Economics of London is interesting: