How does the secondary card lift the flow speed limit?

The method for the secondary card to increase the flow speed limit is as follows:

1. Release the speed limit through the official APP of China Mobile: China Mobile has provided the official APP, and users can release the speed limit of secondary card traffic through the official APP.

2. Call China Mobile Customer Service to lift the speed limit. If it is inconvenient for users to use the mobile APP, they can also call China Mobile Customer Service to lift the speed limit of the secondary card according to the voice prompt.

3. Lift the speed limit of China Mobile Business Hall: Users need to carry valid identification documents and go to China Mobile Business Hall to handle related business.