What is the link address in the short message for?

During the activity, the target user opens the mobile phone linked in the SMS to participate in "Tianyi 6 Heavy Gift? How to participate in the "Tianyi Great Feedback, 100% Lucky" activity. Thank you for your attention to telecom products and wish you a happy life. If the above information can't solve your problem, you can also log in to Guangdong Telecom Mobile Mall () to seek help from online customer service, which is available 7X24 hours a day!