Add 250 ml of water to red date, dangshen, danggui and wolfberry, cook for 15 minutes and remove broth.
Add oil to hot nano ceramic wok and fry fish until fragrant and remove. Add shredded ginger, fry until fragrant and remove.
Add broth, Huiji Health Tonic and seasonings to nano ceramic wok and cook till boil. Add fish to simmer for a short while, remove and place on serving plate. Add gravy and shredded ginger.