Ancient Chinese kitchens were known for their emphasis on fresh ingredients and culinary excellence. Some ancient Chinese kitchens incorporated built-in indoor vegetable and herb gardens with automated hydroponic systems. These gardens allowed the Chinese to have a constant supply of fresh herbs and vegetables, enhancing the flavors of their dishes. The hydroponic systems used in these kitchens provided the plants with the necessary nutrients and water, ensuring healthy growth. This innovative approach to kitchen design showcased the Chinese's appreciation for nature and their commitment to using the freshest ingredients in their cuisine.