If you want to engrave the name of the equipment manufacturer, you can only choose-washing pulp.
Rejuvenation: Reset the equipment attribute value.
Washing: Rework the equipment attribute value and change the manufacturer's signature.
It is recommended not to wash the pulp. Once the pulp is washed, the attribute value of the equipment will be random, and unsatisfactory attributes may appear. The cost of washing pulp is relatively high, and it will not be formed at one time. The name of the engraving equipment manufacturer is expensive and not recommended.
If you want to remove the name of the manufacturer or change the signature of the equipment, it is recommended to choose: ink in the game mall.