What are the common SMS platforms in Shijiazhuang? Is Ling Kai formal and reliable?

There are many commonly used SMS platforms, and you can find them by searching for more than 100 related keywords.

If you want to know whether a short message platform is formal, you need to see whether it has relevant qualifications. Generally speaking, the platforms for obtaining certificates issued by relevant state departments are legal and formal. As for whether it is reliable, we need to examine it from the aspects of customer service level, SMS price and after-sales service.