Pearls are divided into seawater pearls and freshwater pearls according to the different water environment, and there are still great differences between them due to the different growth environment. In contrast, seawater pearls are nucleated, mostly round, with smooth surface and few wrinkles, while ordinary freshwater pearls are seedless, so there are many surface anomalies and various minor defects. Edison Pearl is a method of cultivating pearls in seawater imitated by Kerry Company. In the fresh water environment, the core mold is inserted into the mother-of-pearl shell, and the mother-of-pearl shell is stimulated by foreign objects and begins to secrete layers of pearl-wrapped molds. After three to five years of training, one by one,
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The naming of Edison's pearl: Thomas Alva Edison invented more than 2,000 inventions and held more than 1000 patents in his life, but there is one regret: there are only two things in the world that I can't make in the laboratory, one is diamond and the other is pearl. +Now synthetic diamonds can be made in the laboratory, but pearls cannot be synthesized artificially. In order to pay tribute to the inventor and make up for the regret, the name Edison Pearl came out.