Huawei Mate 8 - Manual (Page 7)

Calling and messaging
Touch to make a call using
the dialer. You can also touch a
phone number in your contacts,
or a number in a message, email,
web page, or other source to
place a call.
Touch to send a text or
multimedia message. You can
save photos, audio clips, videos,
and other attachments from
received multimedia messages.