Dried mustard greens are a common dish in Cixi, Yuyao, and Shaoxing, Zhejiang Province, and are mostly dried and pickled by mustard greens, rape, cabbage, and potherb mustard, of which dried mustard greens are the most common.

During the Qing Dynasty, dried mustard greens have been ranked as the first of Shaoxing's "eight tributes", the production is extremely elaborate. Tribute dishes by the governor of Shaoxing and Shanyin County supervised the production, but every year, but a thousand pounds, vegetable altar covered with a yellow seal, special people transported to the capital. It is rumored that Emperor Qianlong six Jiangnan, to Shaoxing to taste the dishes made of tribute vegetables.

Nowadays, not only Shaoxing farmers almost every family makes their own, household standing, through the year constantly, Cixi in Ningbo area is making commercial dried plum vegetables mainly. The annual output of commercial dried plums is more than 250 tons, which is exported both at home and abroad.

Potherb mustard, also known as snow red, "Jiyun" has said: "four Ming have vegetables, the name of snow _ potherb mustard. Snow deep vegetables freeze to death, this dish alone _." Potherb mustard is a very hardy vegetable, it is also a variant of mustard.

The name "potherb" comes from the fact that it sprouts a lot of side shoots on one plant and the stems and leaves flourish. Potherb mustard is rich in fiber, so it is seldom eaten fresh and is more commonly used to make pickles. Preserved potherb mustard can be left for a long time without going bad, so it is used to make the delicious dishes in Yunnan and Guizhou, the Shaoxing "Dried Plum Cabbage with Pork", and the "Shredded Pork with Snow Vegetables" in the north. The "old altar pickles" in Shaoxing and "pork with dried plums" and "shredded pork with snowdrops" in the north are all made with it.

In 1972, U.S. President Richard Nixon visited China to Hangzhou, Hangzhou, outside the building of the banquet there is a Premier Zhou's hometown dish "stewed pork with dried plums", Nixon ate and said OK, and then became a reference to the allusion to the dried plums buckle meat must be mentioned.