According to the information you provided, if you can't issue electronic invoices by yourself through online channels, the following situations may exist:

1 Your number is in an abnormal state such as arrears and blacklist. It needs to be restored to normal state before it can be issued;

2 You have already issued a paper invoice, and you can't issue an electronic invoice;

3 Due to system adjustment, 4G users in some cities are temporarily unable to issue electronic invoices through the Internet Hall and Unicom APP. Please print the original paper invoice in the Unicom business hall;

4 The invoiceable amount has been exceeded, and electronic invoices cannot be issued after the limit is exceeded. Please go to Unicom's own business hall to print the original paper invoice.

The above situation remains unresolved. It is recommended to contact the Unicom customer service to which the number belongs.

You can query and print electronic invoices through the following channels:

1 Log in to Unicom's online business hall /rcwhit to enter the activity page (Tips: some cities will not participate in this activity for the time being, subject to the cities on the activity page. )

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