For example, jade, B goods and B goods are natural, but after optimization, natural things must have natural inclusions. . So is the red sapphire.

However, if the first certificate doesn't say processing, this is a bit strange, and it should be the fault of the testing department. Or this thing is B-grade jade, and the jade is slightly optimized, so the testing department didn't notice it. After a period of time, B-quality things will change, and they will be dealt with when they are detected naturally.