The present invention production process, and relates to a method of water-soluble printing ink prepared by, in the case in the dye with high salt content significantly improves the life and durability of the cartridge and prevent clogging of the nozzle without a separate desalting step of the water-soluble printing ink only can be as a dye powder, and aims to provide an ink produced by the process and method of the water-soluble printing one even to be easily dissolved If you do not use expensive sulfolane inks with an organic solvent, a method of the present invention to attain the above object is achieved by the addition of dyes in an organic solvent and purified process water are dissolved or diluted, prepare an ink by introducing a number of additives herein, the dimethyl sulfoxide in said organic solvent, but used, the heating temperature of 90~110 ℃ was cooled after 3 hours or more dissolved or diluted filter Provides method of producing a water-soluble printing inks and water-based printing ink, characterized in that in that the features produced by the above production method to.