What line is used for traditional crucian carp fishing?

1. You can fish crucian carp with 0.4-2 main line.

2. If you want to catch crucian carp below 1, you can use the main line of 0.4.

3. If you want to catch crucian carp between 1-2, you can use the main line of 0.6.

4. If you want to catch crucian carp between 2 and 4, you can use the main line of 0.6 or 0.8.

5. If you want to catch half a catty to a catty of crucian carp, you can use the 0.8-2 main line.

6. If the water is deep, choose the main line with a slightly larger number.