Originally Posted by
YuropFlyer
Perfectly safe. The two subjects that got arrested got so for good reasons. As a tourist, you'll not be a target (unless the whole situation gets out of hand, which I doubt very much so) - even US Americans, despite their "gouvernments" terrible actions against China, are having no issues to travel freely through China. Let's not forget who started the whole thing.. unless Canada is escalating it further, I doubt anything will affect ANY regular traveller at all.
Please explain the good reasons for those two Canadians being detained?
In all seriousness, OP if you're going as a tourist and your visas are in order, I see not reason to worry at this time.
If you're a high profile individual or have significant business interests in China, then perhaps I would avoid non essential travel at this time.