What are the norms for using enterprise short message advertising business?

1. Business short message business card: each short message is 58 characters, with a bar as the unit; 2. Enterprise short message advertising business: each short message is 58 characters, with a bar as the unit; 3. Targeted short message advertising push service: each short message has 58 characters, with a bar as the unit. Thank you for your interest in telecom products. I 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!