What do you mean by avoiding trading?

It means to avoid trading, not trading.

Transaction, a Chinese word, pronounced Ji ā oyi, originally refers to barter, and later refers to buying and selling goods. Also known as "trade".

Taboo, pronounced as jìhuì, is a Chinese word, which is defined as having scruples about some unlucky words or behaviors out of custom or fear of power; Try to avoid things that may have adverse consequences.