stainless steel jewelry wholesale philippines Is it really a thousand foot gold printed on the gold necklace?

children jewelry wholesale In the gold ring, D represents hard thousands of gold. Because gold is very soft, there is technology to make gold hardening now, so that you can make a beautiful ring. That's it. So the previous D is not related to the true and false of the thousands of gold. The gold content of thousands of gold is still very high.
If Don't worry, go to the nearby provincial inspection center for a certificate, the certificate fee is 10 yuan.