First of all, cgjc is the jewelry quality supervision and testing center of China Business Federation, and its website is/.

Secondly, after opening the webpage, enter the code 9900041126 and click Query, and a certificate page will pop up.

Finally, this is a heart-shaped jade pendant inlaid with silver. The value of this pendant is relatively low, the value of silver is only a few dollars, and jade is also a cheaper material, with an overall value of several tens. The market retail price is about 200, which is reasonable.