Hello, when choosing an efficient trademark trading platform, you must choose a reliable one. You can mainly judge from the following points:

Whether it is a registered trademark on the official website of the Trademark Office

Whether it is registered with the Industrial and Commercial Bureau

Whether a formal contract/agreement is signed

Is the trademark agent professional

Whether the market reputation is good

The above answers are for your reference. I hope they can help you. You are welcome to like us and follow us. Thank you.