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Yellow and green colored pencils are newly made after mixing with three kinds of pigments.

Add three kinds of pigments to the bucket and stir them with a machine.

Finish the purple pencil, cover and bind it into a pencil.

Make purple lead after making pencil appearance

Adjust the color powder to make cinnamon color lead

Prepare many different colors of powder to make colored pencil refills

Put the pencil lead neatly into an iron bucket, then into the machine, heat it, and finally oil it.

Put the refill mold into the cylinder and use the machine to make more pencil refills.

Pour in the white powder and add water to prepare the black refill by machine.

In the process of producing colored lead, there are fine powder of different colors.