It is best to eat the freshly grown buds of Heterodon chinensis. With the increase of fish body, it should be given priority to compound feed after domestication. In the absence of special feed, shrimp pellet feed is an ideal food.

The daily feeding amount is about 5% twice a day, in the morning and afternoon 1 time each. Flexible control according to water temperature, weather, water quality and feeding situation. During the breeding process, if the appetite of the blue hangings is found to be poor, some additives to help digestion can be added and fed together with the staple food.