jewelry wholesale and retail prices How to query Lao Fengxiang barcode
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jewelry wholesale and retail prices How to query Lao Fengxiang barcode
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brass jewelry tags wholesale When Lao Fengxiang checks the authenticity, you can check whether there is an exclusive mark on Lao Fengxiang on the jewelry and the types of gold and silver.
can also check the coding on its certificate and log in to the official website of the authoritative certificate inquiry on the jewelry certificate. The most direct way is to get the jewelry to the old Fengxiang counter to allow professional staff to identify.
wholesale wodden jewelry rings Pay content for time limit to check for freenAnswer Hello, there should be anti -counterfeit codes. : And even at the high temperature of 1000C, pure gold will not melt or fade, and it starts melting when it is 1063C. Put the inferior K gold ornMethods to identify the authenticity of gold in the ancient temple: 1. "Inch gold" also. But this proportion method is most effective for identifying 24K gold. The gravity is similar to gold, plating or gold. There is a problem with product recognition because the proportion of counterfeit products is similar to real gold. 2. The more pure gold, the better the ductility. If you touch it with pure gold, you must feel very soft. At this time, the color is at least 95 %. 3. The melting point method is commonly known as "real gold is not afraid of fire", "fire seeing real gold". Gold has a high melting point, and even at the high temperature of 1000C, pure gold will not melt or fade, and it starts melting when it is 1063C. The inferior K gold or gold -plated gold -plated materials are burned into red in the fire, and then it usually changes color or even black after cooling.