Beijiang River is a river in Guangdong Province, which flows through many cities and regions, so Beijiang River is rarely found in all parts of Guangdong. Here are some places where you can taste the delicious Beijiang fresh:

1. Shaoguan City: Shaoguan City is located in the middle and upper reaches of the Beijiang River, so the Beijiang River here is very fresh. In Shaoguan, you can taste all kinds of Beijiang fresh, including fish, shrimp, crab, shellfish and so on.

2. Qingyuan City: Qingyuan City is located in the lower reaches of the Beijiang River, so the Beijiang River here is also very fresh. In Qingyuan, you can taste all kinds of Beijiang fresh, including fish, shrimp, crab, shellfish and so on.

3. Guangzhou: Guangzhou is the capital city of Guangdong Province and the seaport city of Beijiang River. In Guangzhou, you can taste all kinds of Beijiang fresh, including fish, shrimp, crab, shellfish and so on.

4. Shenzhen: Shenzhen is located in the south of Guangdong Province, and it is also the seaport city of Beijiang River. In Shenzhen, you can taste all kinds of Beijiang seafood, including fish, shrimp, crab, shellfish and so on.

To sum up, Beijiang seafood is found all over Guangdong. You can choose different places to taste according to your own tastes and preferences.