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"But now we see policies that attempt to close the door and resort to unilateralism," he said. "And to succeed in today's world, the best choice is to take a win-win approach. But now we see policies that are so strongly influenced by the zero-sum mentality as well as policies that regard other people's success as their losses."

"COVID Alert NY does not track your location or use GPS. It does not collect any personal data. It's completely anonymous," he added.

"Canada became a pawn in this unilateral set of actions by the US against both Iran and Huawei, thanks to the US dominant position in international affairs and in the international banking and payment system," he said. "For Canada, it was very hard to treat this case separately from normal extradition cases. Yet, this is clearly not a classic extradition case."

"Carmakers and IT companies are pushing back the frontiers of their business, moving in the direction to become comprehensive service providers," China Business News quoted independent analyst Zhang Zhiyong as saying.

"By accumulating mass data, the analysis is expected to become even more reliable," Chen said.