I think it's true, I heard also that they are quite easy to find in China. Other places where for sure you can find them: Paris (and other cities in france),

I think it's true, I heard also that they are quite easy to find in China. Other places where for sure you can find them: Paris (and other cities in france), Brussels, Luxembourg, Newark (US), Toronto, Petersham (Sydney), Poland (at Biedronka, a Portuguese supermarkets chain), Macau and other Portuguese ex-colonies.