1, knock method: This method of jade A goods identification is simpler and more intuitive. Because the fake jade has been pickled and destroyed its original texture and structure, the sense of density will be worse and it will be dull to knock.

2. The "A goods" often mentioned in jadeite refers to the pure natural jadeite that has not been artificially optimized and treated as "A goods". It has natural color and texture, and only jade is what people usually call authentic.

3. Jade A is not a fake. There are three kinds of jadeite jargon, A jadeite, B jadeite and C jadeite. Emerald represents jadeite that has only been polished without any chemical treatment. B jadeite represents jadeite which is soaked in chemical solution first and then filled with colorless resin or other materials.

4.A goods only represent that jadeite is natural, and it is also the real goods that people often say. The quality of natural jadeite varies greatly, so there are almost a lot of A products, tens of yuan, thousands, tens of thousands, even hundreds of thousands and millions. If you have an authentication certificate, you can check the authenticity according to the website address on the certificate.

5. How to tell whether the jade pendant is A goods: After the shiny jade is soaked in strong acid and alkali, the structure is loose, and there are pits on the surface before filling, which makes it spread and the luster becomes weak.