1. General physical attacks need rubies, topaz and emeralds. General spell damage needs to be inlaid with topaz, sapphire and emerald.

2. Only purple or orange equipment above level 3 can be inlaid with gems. There are four kinds of gems that can be inlaid in the equipment. Different quality equipment has different holes, and different types of gems can be embedded in different parts of the equipment. Just set the matching gems according to the color of the setting holes in the equipment.

3. When the equipment needs to be replaced, the gems can be removed from the mosaic system, and when the new equipment is replaced, the gems can be re-inlaid.