It is generally divided into the following steps：
1. Understand customer needs:
Ask the customer about the purpose of the product and whether there are any special requirements.
2. Hue selection:
Analyze samples provided by customers, Judge the color.
Mix the raw material and pigment on the mixing mill. For each increase or decrease of color,
take one color sample and sample for comparison, to determine the color difference so that re deployment.
Compare and test again according to the formula to confirm whether the formula is correct.
5. Packaging pigment
Distribute the pigment for each order.
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