Bao Daojian belongs to masculine gold and has a strong spirit. Ordinary cymbals are afraid of evil spirits. It is said that if it is treated by special methods, such as polishing and forging with special materials, the effect will be extraordinary.
Of course, it also depends on whether the owner of the room is suitable for putting such items. If it is Woodenhead who puts heavy metal sharp tools in the room, it will be bad, because Jin Kemu depends on how to operate the geomantic omen.