First, check the production date and manufacturer on the packaging to ensure it is within the shelf life.Is it produced by a legitimate manufacturer?

Second, examine the color; fresh and natural red should be chosen. If the pickled peppers appear dark, they might have spoiled; do not purchase them.

Third, inspect the brine; in bag packaging, all peppers should be submerged in the brine. The brine should be clear without impurities. If it is cloudy, it may have spoiled; do not purchase.(This line seems out of place and possibly a mistake as it repeats information from line 3 and 4, so it will be omitted for clarity.)Fourth, smell the flavor; if sealed, no odor should be detected. The pickled peppers should have a special salty-sour taste of the brine and should not have a pungent and unpleasant smell.

As the quality and origin of chili peppers can significantly affect the product, it is recommended to buy pickled peppers from Sichuan.The quality and origin of chili peppers can vary significantly, so it is recommended to buy pickled chilies from Sichuan.