Not all of them. There are two kinds of emerald rings in the ring, one is inlaid ring and the other is ring. There are three kinds of inlaid rings: inlaid with silver, inlaid with 18k gold and inlaid with pure gold. Of the three materials, only the inlaid silver is alive, and the other two are fixed rings. The inlaid rings will not be exhibited, so not all the rings participating in the jewelry exhibition are alive. Jewelry Fair is an important platform for communication and interaction in the jewelry industry. Hong Kong International Jewelry Fair is an important jewelry fair in the world.