Cabbage, formerly known as water spinach, also known as vine vine vegetable, luxuriant vegetable, heart vegetable, heartless vegetable, urn vegetable, empty tube vegetable, bamboo leaf vegetable, section vegetable. It has white trumpet-shaped flowers and the center of its stalk is empty, so it is called "hollow cabbage". It is commonly cultivated as a vegetable in the rural areas of southern China.
Cabbage contains protein, fat, sugar, inorganic salts, niacin, carotene, vitamin B1, B2, vitamin C and so on.