As long as certain breeding skills are mastered, the lifespan of the edge hanging can reach 8-10 years. The main skills are as follows:

1. The suitable water temperature of the edge hanging is 24-27 degrees Celsius, and the pH value is 8.1 －8.4 is suitable, and the specific gravity of water should be controlled at 1.020－1.025. A larger aquarium is required to raise the edge hanging, and the minimum aquarium size is recommended to be 400 liters;

2. The sling mainly eats seaweed, seaweed, or prepares some artificial plant-based food, and it is recommended to feed it 3 times a day.