Is the dunning SMS sent by number?

Wing payment SMS reminder is sent to via 1 1888. Wing payment product is a mobile payment product of China Telecom. After users open the China Telecom Wing payment account and store the value, they can use the account to make remote payment in China Telecom Alliance merchants and cooperative merchants through websites, short messages, voice and other ways. After handling the wing payment card (RFID-UIM card), they can also make on-site payment by swiping the POS machine through their mobile phones. China Telecom Tianyi mobile phone customers and other mobile phone users can apply for wing payment. (Note: In the section 170, wing payment can be enabled except for the electric signal section beginning with 1700, and wing payment is not supported for other sections beginning with 170). Telecom mobile phone users: it can be handled through Wing Payment website, Wing Payment client, SMS channel, business hall and account manager. Other network mobile phone users: it can be handled through the wing payment website and the wing payment client. Wing payment agent: it can be handled through the business hall and wing payment website. For more service offers, click on "official website" Customer Service 2 18 below to answer your questions.