The most crowded markets in this county include aquatic products trade market, Nanzhu Square, Chengdong Park and night markets on both sides of Lianzhou Bay Avenue.

1. Aquatic products trade market: The aquatic products in this market have a large sales volume and rich seafood varieties.

2. Nanzhu Square: This square has a large passenger flow and is a good place to eat delicious food and shop.

3. Chengdong Park: This park is a good place for people's leisure and entertainment, with a large flow of people.

4. Night markets on both sides of Lianzhouwan Avenue: The night market also has a large flow of people.