2. Jade A refers to real jade, which is genuine.

3, because it has been inlaid, there is no way to detect the density, but it does not affect the judgment result of the real goods.

4. If there is anything other than diamonds, rubies, sapphires, emeralds and gold on your objects, it means that the agency has not been entrusted by the inspection.

Good luck. Your questions are still welcome. Thank you.