Excuse me, what is the staple food?

"Bulk commodities" refers to "ordinary high-quality commodities with large quantity and wide range".

"goods", goods, goods "Road", the quality of goods is average, but the market is wide and there are many customers. Bulk commodities are generally common low-priced commodities. Commodities are also relative to some other commodities. For example, compared with limited edition leather shoes, popular clothing is a commodity; Compared with bitter gourd in greenhouse, cabbage and radish in winter are the staple food; Compared with Clivia, Chinese rose is the staple food, and so on.