What message should I send to apply for a family number?

Hello, telecom users can send SMS code "6803" or "BLQH" to 1000 1 or call telecom customer service to open this service.

Tianyi family number discount is a special discount provided by China Telecom for users of post-paid Tianyi mobile phones (excluding wireless broadband and public telephones). You only need 1 yuan per month to use Tianyi post-paid mobile phone number as the main number, and you can register up to three domestic (excluding Hong Kong, Macao and Taiwan) mobile phones or fixed phone numbers as home numbers. The main number can enjoy a post-payment of 0.06 yuan/minute by dialing local direct dial or calling home number through 17909IP.