What platforms do Changsha have to do verification code SMS?

Whether the verification code SMS platform is easy to use mainly depends on two aspects: technical support:

Whether to support cross-platform multilingual and simple and fast access; Whether technical support is provided and whether technical support is timely.

SMS sending quality:

Generally, SMS interface is used to send instant messages such as verification code and notification, which requires extremely high speed, stability and security. Therefore, it mainly depends on the speed and arrival rate of SMS reception, and whether it is safe and stable in the long run.