In ancient times, pearls were regarded as a symbol of power and wealth because of their elegant and holy character and confusing life experience. Chinese and foreign emperors' robes, robes and armor are all symbols of the supreme power of the country. In history, many countries have made laws to make pearls a patent for members of the royal family. The rulers also launched bloody wars again and again for pearl resources.
3. Pearl is an ancient organic gem, which is mainly produced in mollusks such as Pinctada and Pinctada. Pearl is a mineral bead containing calcium carbonate produced by the endocrine function of shellfish, which is composed of a large number of tiny aragonite crystals. Rich in variety, different in shape and colorful.