Where is the wholesale supply of flow cards?

There is a lot of supply information on the IoT Card Home

The operator is the source, but you need to have the backstage,

The whole network is a wholesale channel

Find a large first level agent who can directly connect with suppliers

Three network traffic supplier of IOT card. Stable after-sales service, lowest price, wx400999

The source is the operator, and then there are many distributors, so there is no accurate wholesale channel, or you have the ability to negotiate with the operator

Mobile operators find partners

Operators then develop distributors and distributors and recruit agents for contracted agents