For this kind of shellfish product coming out of the deep sea, people enjoy the purchase, but there are also some concerns. Will they encounter counterfeit products? The following small series will introduce it, hoping to provide some help to everyone. In fact, there has been a lot of controversy about the authenticity of cockroaches, because cockroaches are not rare things now, and they are sold in general shopping malls. People are afraid of being cheated and dare not buy casually. Actually, it should not be judged by truth or falsehood. This is because there is nothing false about it, but it is divided into natural and synthetic. Today's fakes, especially the new models, may be more expensive than the real ones, which also has the influence of color, shape and technology. Natural clams can generally be seen in small vendors. These clams are ugly and have some flaws. It is easy to crack after long-term use. This is because clams belong to shellfish, and the general phenomenon caused by natural weathering of shells does not mean that they are fake. Synthetic turtles are generally made by grinding the shell into powder and pressing it with a special process. The output is small but very realistic, with few defects and beautiful appearance. Generally sold to big brand jewelry institutions, with high price and good quality. The most common identification method is weighing. Natural calluses generally have a certain proportion. You can try to weigh them by hand. If it feels light, it may be unnatural. Dragonfly has a pearl-like color. In the sun, you can see that it emits colorful light, which is very delicate. In addition, natural dragonflies have clear growth lines, just like tree rings; The colors are uneven, some are yellow, some are white, and there are natural changes; There are fine lines or pores naturally formed on the surface during growth, which can be seen by careful observation. The conclusion is from Bian Xiao. I hope these contents can help you to buy some products. In fact, the price of ordinary clams is not high, and there are few fakes, so you can buy them with confidence. For some high-priced products, the seller can be required to provide an appraisal report so as to make a clear judgment on its value.