Careless person. Apprentices in jewelry factories, that is, polishing, inlaying, bonding and punching some jewelry, are generally not very tired. This kind of work needs careful people, not suitable for careless people. Jewelry has a broad sense and a narrow sense. Jewelry in a narrow sense refers to jade products, while jewelry in a broad sense should include jewelry, handicrafts or other treasures with certain value made of gold, silver and natural materials, collectively referred to as jewelry.