AFAIK fentanyl is already a controlled substance in China we’re talking about a failure of enforcement. In this regard, the Chinese have just made more promises:
$1:
China already treats more than two dozen variants of fentanyl and its precursors as controlled substances, thus strictly regulating their production and distribution, but it has banned those variants only after reviewing them case by case, a process that can be lengthy. And because so many more variants exist, and new ones are constantly being created, banning them as a broadly defined class could be far more effective.
https://www.nytimes.com/2019/04/01/worl ... trump.htmlOn the current case, going back and giving a Canadian a death sentence looks like an Iranian-style tactic of persecuting our citizens for purely political ends.