Gold jewelry can be purchased in Shenzhen gold wholesale market p>
it is the largest gold wholesale purchase market in China. Gold is the elemental form of the chemical element gold. It is a soft, golden yellow, corrosion-resistant precious metal. Gold is one of the rare, precious and highly valued metals p>
in the world, gold is generally expressed in ounces. In ancient China, it was expressed in two ounces, which is a very important metal. It is not only a special currency for reserve and investment, but also an important material for jewelry industry, electronics industry, modern communications, aerospace industry and other sectors p>
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extended data: strong> P>
precautions for gold adulteration: P>
1. Whether gold has a white bright spot P>
cut the gold bar or gold jewelry with a material shear, and observe its section with a magnifying glass. If there is a white bright spot, because yellow gold and iridium cannot be fused together, it indicates that the gold is mixed with iridium p>
2. Measure the specific gravity p>
first measure the weight of a piece of pure gold bar with a balance, then put the gold bar into a measuring cup, and pour water to submerge the gold bar. Then put the detected gold bar into the measuring cup and observe whether the scale of the water rises or falls. If there is any change, it means that the gold bar is not pure gold. But if it is gold jewelry, this method is not applicable because there is air inside the gold jewelry p>
3. Real gold is not afraid of fire p>
put the gold bar or gold jewelry on the fire for a while to observe its change. Because iridium will combine with oxygen in the air to produce oxidation reaction, gold bars with insufficient purity will turn gray; And pure gold will be bright red after baking. However, this method may cause some damage to jewelry p>
generally, they are in the wholesale market. In Guangdong, they generally go to Shenzhen for wholesale, because there is a gold wholesale market in Shenzhen, which is also the largest in China. You can check it online. Shuibei international jewelry trading center.
Generally, we sign an agreement with the factory and take the goods directly from the factory. The jewelry is provided with styles, produced in the factory, and then shipped.
Gold jewelry can be purchased in Shenzhen gold wholesale market p>
it is the largest gold wholesale purchase market in China. Gold is the elemental form of the chemical element gold. It is a soft, golden yellow, corrosion-resistant precious metal. Gold is one of the rare, precious and highly valued metals p>
in the world, gold is generally expressed in ounces. In ancient China, it was expressed in two ounces, which is a very important metal. It is not only a special currency for reserve and investment, but also an important material for jewelry industry, electronics industry, modern communications, aerospace industry and other sectors p>
P>
P>
extended data: strong> P>
precautions for gold adulteration: P>
1. Whether gold has a white bright spot P>
cut the gold bar or gold jewelry with a material shear, and observe its section with a magnifying glass. If there is a white bright spot, because yellow gold and iridium cannot be fused together, it indicates that the gold is mixed with iridium p>
2. Measure the specific gravity p>
first measure the weight of a piece of pure gold bar with a balance, then put the gold bar into a measuring cup, and pour water to submerge the gold bar. Then put the detected gold bar into the measuring cup and observe whether the scale of the water rises or falls. If there is any change, it means that the gold bar is not pure gold. But if it is gold jewelry, this method is not applicable because there is air inside the gold jewelry p>
3. Real gold is not afraid of fire p>
put the gold bar or gold jewelry on the fire for a while to observe its change. Because iridium will combine with oxygen in the air to produce oxidation reaction, gold bars with insufficient purity will turn gray; And pure gold will be bright red after baking. However, this method may cause some damage to jewelry p>
Hello
generally, they are in the wholesale market. In Guangdong, they generally go to Shenzhen for wholesale, because there is a gold wholesale market in Shenzhen, which is also the largest in China. You can check it online. Shuibei international jewelry trading center.
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Generally, we sign an agreement with the factory and take the goods directly from the factory. The jewelry is provided with styles, produced in the factory, and then shipped.
I usually go to the wholesale market