Agile Regulatory
How to Check Hallmark Symbol on Gold Products: A Simple Step-by-Step Guide (4 อ่าน)
11 ธ.ค. 2568 14:11
<p data-start="233" data-end="514">Learn how to identify the BIS hallmark symbol on gold jewellery and coins. This guide explains the key components of a hallmark—BIS logo, purity mark, hallmarking centre number, jeweller ID—and how to verify authenticity using the BIS Care App for safe and reliable gold purchases.
Agile Regulatory
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