3 thoughts on “Is the Peking University Jewelry Appraisal Center of Donghai Crystal Market true? I bought a series of green gold bracelets on the third floor of Donghai Crystal Hui Pan Jewelery, and worn the bracelet list for a few days”
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The state recognized and the institutions responsible for issuing certificates are needed, CMA, CAL, CNAL, CNAS, ILAC-MRA. One or more certifications of these institutions are valid. What is your certificate certification? Does it provide the inquiry website? Please continue to ask
Hello, please send the certificate on the front and back of the certificate. Or you can wipe the green stone with alcohol to see if the color is faded. Generally, the dyed alcohol can be wiped off. The natural greenite is not afraid of water. It is soaked in alcohol. My prestige can be fought purely on August 11, 2458, and I hope to adopt it. Thank you.
Is there a large or Chinese work inspection agency in Donghai County