Why do Chongqing mosquitoes bite foreigners?

the reasons are body odor and carbon dioxide.

1. Body odor: Mosquitoes are sensitive to the odor and body odor emitted by the human body, with great individual differences. Some people's body odor will attract mosquitoes more.

2. Carbon dioxide: Mosquitoes will determine their targets by sensing the carbon dioxide emitted by the human body. People with high exhaled carbon dioxide concentration are more likely to be targets of mosquitoes.