What is the problem with improper digital printing before and after processing?

What is the problem with improper digital printing before and after processing?

The problem of the pre-treatment slurry: The pre-treatment slurry, according to the nature of the fabric targeted selection of additives, if the choice is not good will greatly affect the fixation rate, and the final fabric color.

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Post-treatment washing process conditions control issues: post-treatment washing process, must be the first cold water then hot soap wash, and then cold wash, it requires that the dye must be washed thoroughly on the jet printing fabric and no fixed floating color, such as washing is not complete Affects the color fastness of the final product.