Qinhuangdao is a restaurant that is good at seafood. Here are some recommendations:

1. Maosheng Seafood Restaurant: Located at No. 100, Hebei Street, Haigang District, Qinhuangdao City, it is a seafood restaurant. The main restaurant. Their seafood is fresh, delicious and relatively affordable. Recommended to try their crab, shrimp and shellfish.

2. Qinhuangdao Seafood City: Located at No. 2 Taishan Road, Haigang District, Qinhuangdao City, it is a large seafood restaurant. Their seafood has a wide variety, is very fresh, and tastes very good. Recommended to try their crabs, shrimps, shellfish and fish.

3. Seafood Family: Located at No. 20 Yanshan Street, Haigang District, Qinhuangdao City, it is a restaurant focusing on seafood. Their seafood is fresh, delicious and relatively affordable. Recommended to try their crab, shrimp and shellfish.

4. Qinhuangdao Fishing Port: Located at No. 2 Haibin Road, Haigang District, Qinhuangdao City, it is a restaurant focusing on seafood. Their seafood has a wide variety, is very fresh, and tastes very good. Recommended to try their crabs, shrimps, shellfish and fish.

The above are some of the better seafood restaurants in Qinhuangdao. Visitors can choose according to their own tastes and preferences.