1, flavor difference: plum cabbage after pickling, has a sour and salty taste, with a certain degree of acidity and saltiness, sometimes with some slightly sweet taste. Mustard greens have a pungent flavor with some bitterness and irritation. The flavor can be adjusted according to different cooking methods and seasonings.

2. Difference in use: Plum Cabbage is commonly used in Chinese cuisine, especially Cantonese and Teochew cuisine, for flavoring, cooking or as a side dish. Mui Choy can also be used to make traditional dishes such as Mui Choy Button Pork. Mustard greens can be used to cook a variety of dishes, including stir-fries, stews, and steamed dishes. It has a pungent flavor and can add flavor to dishes.