Does Unicom's mobile phone have a signal to receive short messages in Macau?

Users of China Unicom's mobile phone number can normally use it when roaming in Macao, but they need to apply for opening international calls, long-distance calls from Hong Kong, Macao and Taiwan, roaming in Hong Kong, Macao and Taiwan in advance before they can normally use the functions of calling, surfing the Internet and short messages in Macao.

How to handle it: log in to the mobile phone business hall client with the service password modified by the mobile phone number, click on the home page-outbound roaming page at will to enter the next page, drop it down to the bottom and click on my international business to enter the handling page.