"Open the door and see the goods" means that the real goods are in place, and you can see at a glance that they are real goods, indicating that things are very good, which is usually what experts say.

It refers to antiques from streets, villages and anywhere. This part of garbage is the mainstream of the antique market. Open the door: "Open the door to the mountain" evolved. Generally speaking, those genuine products have no objection and can be seen at a glance. Accordingly, it refers to the fine products in ordinary official kilns. In the past, these kilns were usually made of hundreds of different materials, which was very suitable for the royal family.

Opening the door is an old jargon, which means an obvious antique. As long as it is an antique, everyone thinks that there is no objection and there is no need to identify and comment. At first glance: this shows that this thing is good and valuable. But sometimes the imitation of Gao Dui is euphemistically called "take a look". Especially grave robbers, robbing ancient tombs and antiquities. Because grave robbery is illegal, such goods generally do not flow into the market, and most of them are sold through middlemen.

All the "open doors", "open doors", "shells" and "mud" are related to antiques and miscellaneous (antiques). Well done is "high imitation". If you don't do well, you are "judging your eyes". Steal things. Refers to antiques stolen by cultural relics departments or private individuals. The quantity is not large, but there are many real goods. It is illegal to bid at a low price. This is a common term for collecting antiques. It says that the most recognizable parts of antiques, such as age characteristics, modeling characteristics and artistic techniques, are very clear.

So we can see that every industry has its own jargon, which contains its own truth. We can also see that there are many cultures in China.