The main functions of Hailong are tonifying kidney and strengthening yang, regulating qi, promoting blood circulation and removing blood stasis, but cooking lean meat with Hailong has the effect of resolving phlegm and relieving cough.

20g of sea dragon (about 5 yuan), 200g of lean meat (about 5liang), 2 candied dates, and dried tangerine peel 1 tablet; Cut the sea dragon first; Boil a proper amount of boiling water, add all the ingredients, and then simmer for about 2 hours.

2. Dry sea dragon need not be treated, just add bone (old hen in winter), yam, thorn stone, lotus seed and radix Pseudostellariae. Remember to add Ophiopogon japonicus to make it up but not dry. There is no need to put more sea dragons, just one pair, preferably one male and one female.

3. Cooking soup with Syngnathus, Angelica sinensis, Ligusticum Chuanxiong, Carthamus tinctorius, Gastrodia elata, Astragalus membranaceus, Codonopsis pilosula and Lycium barbarum not only has a good effect of invigorating qi and nourishing blood, but also cannot promote blood circulation and dispel wind;

4. Cooking soup with Syngnathus, Angelica sinensis, Ligusticum Chuanxiong, Carthamus tinctorius, Gastrodia elata, Codonopsis pilosula, Lycium barbarum, Eucommia ulmoides, jujube peel and moxibustion with Astragalus membranaceus has a strong kidney-tonifying effect.