I lost 10,000 yuan in gold jewelry at home, but the jewelry box was not lost. There was a suspect. Can I ask the fingerprint appraisal? Intersection Can I do it if I can do it? Intersection Do you need to spend money? Intersection

How to identify A goods, B and C goods? There are also good or bad, how to distinguish between advantages and disadvantages?

What is the price of 1 carat diamond recycling at the beginning of the year?