Earlier quoted context omitted.
The question becomes what the consequences of that should be. Since you're arguing in favor of elaborate protectionism, that becomes a central issue. Should Xiaomi be artificially blocked from selling smart phones in the US? Should all Huawei products be blocked? Should the policy of the US Government be to directly assist Apple versus Samsung (or any other competitor) in the US market? Should the US begin directly s…
Because Uber invests most of their money on US soil, on US engineers, that go back into the US economy. They just want to release an app that harvests money from Chinese consumers. So if China can protect a local company that will clone uber, but with the difference of investing in local human capital and infrastructure, why not take that opportunity?
China is the textbook beneficiary of global free trade -- as Donald Trump's candidacy shows, there's significant appetite amongst the American electorate for renewed protectionism. Certainly many voters think (wrongly, I would argue) that Chinese manufacturing "harvests money" from American consumers.
Having said that, I don't think there's any evidence that the Chinese government put an anticompetitive thumb on the scales against Uber. That doesn't mean there's a level playing field for Western companies in China, but Uber's failure can be chalked up to a number of strategic missteps.