men's costume jewelry wholesale Why don't the old gold be replaced by gram

wholesale leather cord for jewelry necklace Why does the old gold not be replaced because there is a process fee. Gold does not change the number of grams. The reason is that the following points are first, the golden jewelry of the crafts sold by Lao Fengxiang is the golden jewelry of the hard gold technology.
It -priced gold can only be replaced in the same category. That is to say, the gold jewelry that is priced can only be changed to gold jewelry. Finally, the profit of gold sales is very large. If it is sold for sale at grams, the profit will be much lower.
The introduction of gold cleansing
The luster of gold jewelry, you can apply a layer of nail polish thinly. If there is a black silver film on the surface, 2 grams of salt, 7 grams of soda, 8 grams of bleaching powder, 60 ml of clear water, prepare a golden device cleaning agent, put the golden jewelry in a bowl, pour it into the cleaning agent, 2 hours later , Take out the golden jewelry, it is best not to rinse with water.
In buried in the wood chips to dry, and then wipe it with a soft cloth. The ring inlaid roll is rolled with a cotton with a popsicle or match stick. After wetting in the mixed fluid of the dew and glycerin, the frame is scrubbed.
Then wipe the ring with a velvet. Do not scrape it with a kind of sharp objects. Salt and vinegar mixed with synthetic cleaning agents, and use it to wipe pure gold jewelry, which can make a long time. Wipe with toothpaste or scrub with hot rice soup, and can also restore gloss.