C555 The Result of the Appraisal

"You guys wait outside. I need to use a specialized appraisal instrument to examine it. I don't know if it's real or not."

Cao Jiang heard that he needed to use a precise instrument to examine it, and a calm smile remained on his face.

Cao Jiang had created the jade thumb ring, and almost all of them were imitations of the jade thumb ring. Even the bubbles on the surface were the same