The profession plays an important role in their lives because they often use silver as an amulet and are involved in many rituals. The profession requires ingenuity and meticulousness. To create products, artisans have to go through many sophisticated stages. Tool set includes: blower, furnace, crucible, casting mold, hammer, pliers, anvil and chisels. The material is Indochinese silver coin (flower spread). How to identify and choose silver requires own experience. Professionals are persistent, industrious and creative. Crafting process: kiln burning, silver smelting, molding, shape making, pattern carving and remodeling, polishing. Products include all kinds of rings, necklaces, suitable for the situation, gender and nature of use. In the process of practicing, they have rituals to worship.