Abstract: The present invention provides a method and a system for quickly preparing low-salt kimchi, which can enable kimchi materials to be quickly salted down without damaging the same and can sequentially automate a process for preparing kimchi. The method for quickly preparing low-salt kimchi of the present invention comprises the steps of: heating such that the temperature in the deep part of trimmed and cut kimchi ingredients reaches 35-60° C. and the temperature is maintained for ten minutes or more; immersing the heated and dried ingredients in salt water having the concentration of 3-25% and maintaining the temperature of 0-30° C.; cleaning and dehydrating the ingredient immersed in the salt water; and manufacturing kimchi by mixing seasoning with the cleaned and dehydrated kimchi ingredients.