Introduction to Pearl Fishing in Longhu: What people today call Xuqiao in the upper reaches of Longhu was originally called "Pearl Bridge" before the Ming Dynasty. Under the ancient bridge are mostly river bays and tidal flats. There is rich bait and sufficient sunshine, which provides a good environment for river mussels. water environment. The shallow beach where river mussels gather has become a good place for people to collect pearls. The pearls produced were sent as tribute to the Xia, Shang and Zhou royal families, so they are known as "Huaiyi guest pearls".
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