They do, just not in the units you’re familiar with. They do calories per serving, and very commonly servings per package (in cases where people may be likely to eat the entire thing.) When listing serving sizes, where appropriate the serving sizes is described (how many pieces) and a weight in grams is listed.
Here’s an example (haven’t gotten around to posting images - sorry for the link.)
They do, just not in the units you’re familiar with. They do calories per serving, and very commonly servings per package (in cases where people may be likely to eat the entire thing.) When listing serving sizes, where appropriate the serving sizes is described (how many pieces) and a weight in grams is listed.
Here’s an example (haven’t gotten around to posting images - sorry for the link.)
https://images.app.goo.gl/km9a4TUX8cbC32zA7
https://images.app.goo.gl/PLEKrxadMf6uTaqh7 ours show both
They do that in Australia too if you are talking about both the servings and 100g because your image link is broken