Crystal October 9, 2022 at 5:30 am Yes, the purity of the gold bars is 9999, but the national standard has been changed. No matter how many nine you are, you can only collectively refer to the gold Log in to Reply
Edwin October 9, 2022 at 5:30 am The gold jewelry national standard only has the highest purity in the national standard, and there are no four nine with the original. Log in to Reply
Yes, the purity of the gold bars is 9999, but the national standard has been changed. No matter how many nine you are, you can only collectively refer to the gold
The gold jewelry national standard only has the highest purity in the national standard, and there are no four nine with the original.