1. Chinese cabbage may be the white-stemmed Chinese cabbage in the Ming and Qing Dynasties. It was called Chinese cabbage at that time, which is now Shanghai green or small rapeseed. Chinese cabbage originated from Chinese cabbage and is a Chinese cabbage. A natural cross between turnip and turnip.

2. Chinese cabbage is head cabbage, which is a variant of Chinese cabbage. The leaves of Chinese cabbage are stacked and wrapped together, which is the Chinese cabbage in the north today.

3. There are two types of Chinese cabbage on the market today, one with round and thick stems and slightly green, and the other with round and thin stems and white. Cabbage was called "song" in ancient times, and was cultivated in large quantities during the Spring and Autumn Period and the Warring States Period. In the Tang Dynasty, different varieties such as white rice, purple rice and tripe rice appeared.