What kind of business is the on-hook text message?

On-hook SMS means that when a mobile phone customer calls an enterprise's fixed line, the call status of the called fixed line is judged (such as: busy, no one is answering, the call is connected, etc.), and the call is selectively sent. The calling customer sends a text message. The content of the text message can include phone number, company name, product brand, office address, promotional information and other relevant information defined by the merchant or Tianyi customer. It can not only assist the called customer in corporate promotion, but also facilitate The calling customer saves customer information. To learn more about service discounts, click the "official website" below and customer service 222 will answer your questions.