AA goods are imitations. Compared with genuine products, there are some differences in workmanship and quality, but the appearance, materials and genuine products are exactly the same. There is also a view that AA goods are defective products of the same brand and batch, because the materials are the same, but the price is lower than the genuine ones because of defects. The definition of A goods in the industry is: goods that enter the primary market without the authorization of official brands and are directly traded, as well as all other counterfeit and imitation goods. "A" is the first letter in English, which always gives people the feeling of "first" and "excellent". But "AA goods" refer to counterfeit products of international brands.

There are different opinions about AA goods in different fields and industries, and its scope and characteristics must be defined by industry. On the foreign trade list, AA goods refer to genuine goods, but the quality is difficult to distinguish, and basically all counterfeit goods with high quality are in circulation; In QC production, goods A refer to qualified products, that is, goods in normal circulation in the market, and goods B refer to defective products.

In the foreign trade industry, AA goods are the general name of counterfeit goods, usually clothing, bags, shoes and other supplies, and the counterfeit objects are generally well-known high-end luxury brands. Because AA goods are very cheap compared with their counterfeit objects, they can satisfy many consumers who are pursuing famous brands but have little money.

The so-called first-class A goods have the following characteristics: the materials used are exactly the same as the genuine products, the workmanship is very fine, and the details of the outer packaging are exactly the same as the genuine products. Simply put, it is complete plagiarism. There is no difference between its quality and genuine products, so it can be said that it is a very affordable choice.

In fact, the manufacturing cost of many brand-name products is very low, and its high price is entirely caused by the brand, so the first-class A goods have their living space.

Emerald In this industry, AA jadeite is synonymous with natural purity. "Jade AA goods" refers to neither the highest value jade nor the most beautiful jade, but the natural jade. People love brightly colored jadeite, but such high-quality natural jadeite is rare and expensive after all; There are not many good colors that are slightly worse. Most of them are chromatic aberration, thick seeds and no water. The contradiction between this market demand and the low output of high-quality jadeite is becoming increasingly acute. Many merchants try to improve or change the color and transparency of jadeite by artificially optimizing those jadeite with poor quality, which leads to the so-called B goods, C goods and B+C goods in the industry.

Jade AA goods: refers to the jadeite that has only been mechanically processed without any artificial chemical treatment, and its color, structure and transparency remain in a natural state, that is, natural jadeite. AA goods do not refer to the grade of jadeite, but emphasize that jadeite is natural. Due to the continuous improvement of various counterfeiting technologies, fake and shoddy jadeites flooded the market. As a jade collector, if you can't tell, you can go to a nationally recognized jewelry appraisal center and ask a professional to identify it.