The big fish fishing is very convenient, can be put on the line, to prevent the break.
When the fish hook, you need your line
Tighten the front brake knob so that the fishing line can not move.
When the fish has been trying to pull the wire, you can put on the back of the wrench, the fishing line is completely loose.
Slowly adjust the rear brake button, then the strength of the line tension increases. The fishing line is getting tight.
This can make the fish tired.