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 The invoiceable amount has been exceeded, and electronic invoices cannot be issued after the limit is exceeded. Please print the original paper invoice in your Unicom business hall.
4 For users who recharge through third-party channels (such as WeChat, Alipay, Yi Hao, air recharge, etc.), please consult a third party to receive the invoice.
The above situation remains unresolved. It is recommended to contact the Unicom customer service to which the number belongs.