1, media advertising. Products can be circulated in TV stations, radio stations, etc. 2. Network marketing. Selling crabs online, if you want to consider transportation problems, low temperature problems, choose express delivery and other issues; 3. Word of mouth marketing. If you want to gain the trust of consumers, you still have to rely on the good reputation of consumers to survive; 4, WeChat friends circle marketing. You can promote products in the WeChat circle of friends every day, get good feedback from customers and so on.

Most crabs are omnivorous. Some crabs are carnivorous. For example, Portunus can prey on fish, shrimp and mollusks. A few crabs, such as window crabs, scrape or filter algae and organic debris.