War Drums Beating From China?

We just arrested the daughter of the founder of Huawei

https://www.cnn.com/2018/12/06/business/huawei-us-china-trade-war/index.html

This is an arrest based on a largely symbolic Obama-era indictment, I think. Either way, its a very provocative move by the US to detain a foreign national as part of a trade war. I assume this had Trump's blessing.