1. Determine that the customer uses that method of printing (such as pad printing, screen printing, and screen printing should pay attention to the distinction of mesh number, film thickness... And so on), according to the correct printing method can be deployed to the desired color.

2. Determine how the customer is drying. (It is easy to cause sub-chromatic aberration due to temperature and color overlap)

3. Add the pigments without resin (such as paste, masterbatch, toner, gold and silver) must master the proportion, otherwise it will affect the color fastness.

4. Any brand of ink has the problem of specific gravity, toning ink before use, please be sure to fully stir, pay attention to viscosity changes will reduce the separation phenomenon.