"One-dollar crab" was originally a crayfish in Changshu, Jiangsu Province. Because of its cheap price and unique flavor, it has been widely concerned and sought after With the advent of the Internet age, people began to forward a lot of information about "one-dollar crab" on social platforms, forming a new cultural phenomenon and becoming the theme of online gossip and spit. Nowadays, the dollar crab has become a symbol of the times.

Besides being delicious, the dollar crab has rich symbolic meanings. In the network culture, the dollar crab symbolizes low price, and also represents excitement, happiness and trend. Many netizens regard it as a way to ridicule and express their feelings. Even in the marketing strategies of many businesses, they have begun to use the element of "one dollar crab" to attract consumers' attention.

In addition to the material "one-dollar crab", there is also a spiritual "one-dollar crab", which represents a positive and persistent spirit. Some industry practitioners regard it as their slogan to encourage themselves to go forward bravely. Although it is not successful, it can accumulate experience and realize personal value. Therefore, the monistic crab has infinite enlightenment and significance, both in material value and spiritual level.