It It&;s normal to eat the difference, unless you don&;t. ; Don&;t look for an intermediary. The resources you get are obtained through an intermediary. When you are familiar with it, you want to get rid of the intermediary. This is also normal. When you become bigger and stronger, you can get rid of it completely. Intermediaries also rely on the information and resources in their hands for a living. Now, it seems that it is still very common for intermediaries to eat the price difference. I have to count it in my mind. If you have enough evidence, the intermediary you are looking for is the kind of chain brand intermediary. You can find the official customer service online. If customer service amp Amp” protect calves amp Amp” no amp If you can&;t handle it, you can consider going to the relevant department to complain. But all the premise is that you have enough evidence.