It is necessary to prevent the phenomenon of "big and small years" in vegetable production due to subjective factors. In 2008, the price of garlic was sluggish, and some farmers lost information on the cultivation of garlic. In 2009, garlic production was reduced. Since then, the price of garlic has risen along the way. There are plans to maintain information symmetry on species, variety structure, and time to market, and improve and improve the detection and early warning mechanisms for agricultural products, in order to guide farmers' production and stabilize market supply. The text is intended to explain:. ['Vegetable price fluctuations are a normal phenomenon under market regulation.', "Vegetable price fluctuations will hurt farmers' confidence in continuing to grow vegetables.", 'Politics and law should take measures to ensure the stability of vegetable prices.', 'The government should help farmers rationally plan and manage vegetable cultivation.']