What does Nanyang mean by selling salted duck eggs?

Selling salted duck eggs is a Cantonese dialect and a Cantonese slang. Salted duck eggs are euphemisms, implying death. Literally, it is a vendor specializing in salted duck eggs. It is also a proverb in Cantonese, meaning death, which means the same as selling duck eggs in Suzhou, southern Fujian. Such as: "XXX went to sell salted duck eggs." It means XXX is dead.

China people have been extremely taboo about "death" since ancient times, and they can't say the word "death", so there are words such as death, death, passing away and going to heaven. Salted duck eggs can't be "sold" to Laoguang casually. Tourists had better do as the Romans do and avoid "disaster" coming out of their mouths and making jokes.