1. The quality of pure gold and pure silver goods (gold, platinum and silver ornaments) refers to whether the gold content and silver content of the goods meet the national standards.

2. The quality of jewelry and jade articles (diamonds, colorful treasures, jade articles and pearls) refers to whether the goods are natural or not. General jewelry items have appraisal certificates issued by the National Jewelry Inspection Bureau.

3. The quality of the wooden string refers to whether the authenticity of the wooden string is the same as the label.

Wear problems mainly include:

Damaged, deformed and discolored goods belong to wearing problems (customers intentionally or unintentionally scratch goods, squeeze goods or come into contact with chemicals during wearing, which will lead to damaged, deformed and discolored goods. )

It doesn't matter how long it takes to wear it, it may be a day or a year. You should pay more attention during wearing. Generally no problem. If there is a problem with wearing it, it is generally recommended to take it back to the store where you bought it for maintenance. If the special goods cannot be repaired and reshaped, you can pay the processing fee for the new goods. Some commodities (such as jade, wooden strings, etc. ) It can't be replaced or maintained. Pay more attention when you wear it.

Which gold ornaments are easy to break?

The phoenix tail chain popular in the past two years is relatively fragile, and there are snake bone chains, which seem to be closely connected, but it is actually a process that is easy to break. In addition, ingot chain, slub chain and pneumatic drill chain are also relatively fragile styles. Because these three necklaces are connected by a small circle, although they are flexible, the joints are slightly fragile.

△ Phoenix tail chain

△ Snake bone chain

△ spindle chain

△ slub chain

△ pneumatic drill chain

What style is the strongest? Chopin chain is recommended by many gold counters. The same material, Chopin chain has the best bearing capacity. If paired with pendants, Chopin chains are generally recommended.

For those who like thin chains, it is recommended to buy Chopin chains and swastika chains.

You must pay attention to wearing gold jewelry.

Gold ornaments are soft, so please don't rub, collide or squeeze with hard objects when wearing them, so as to avoid deformation, deformation or fracture no matter how long they are worn, which is a normal phenomenon.

Gold jewelry should not be mixed with acid, alkali, tribute, tin, lead, iodine, cosmetics and other chemicals, otherwise it will turn white. This is a normal chemical reaction and should be handled in shopping malls. The fading and discoloration of gold jewelry are closely related to human sweating. 1% of human sweat is harmful substances, such as chloride, urea lactate and ammonium urate. Gold and these substances will form silver chloride and copper sulfide, and present dark black chemical salts. This situation must be cleaned up at the store.

Gold jewelry should not be worn with platinum jewelry, otherwise it will change color when rubbed against each other.

Ps pictures come from the network.