When I send a short message to a mobile user by email, will the other party's number show my mobile phone number?

No, the mobile user port displays: 10690335589+4-digit random code (valid within 24 hours), 1065752578 18+4-digit random code (valid within 24 hours),10657/kloc. Applicable to domestic mobile phone users (including telecom, mobile and Unicom mobile phone users, excluding Hong Kong, Macao and Taiwan mobile phone users). Monthly fee: no function fee per month (no function fee for using any function of Yixin). You can register email through your mobile phone number. After installing the email client on the mobile phone, click the registration button and fill in the SMS verification code to register. For more service benefits, click on "official website" customer service 220 below to answer your questions.