How long does it take for PetroChina’s electronic invoice to arrive on mobile phone?

China Petroleum electronic invoices will be delivered to your mobile phone within 24 hours.

Just like China Petroleum & Chemical Corporation’s invoices can now be issued online, the emergence of electronic invoices has greatly reduced the queues at gas stations, saved customers queuing time, and improved people’s lives. Brings convenience.

Online payment for car refueling can be realized in the Sinopec APP. After paying, many people want to download the electronic invoice of Sinopec on their mobile phones, only to find that the invoice disappears out of thin air and cannot be found. In fact, Sinopec's invoice should be downloaded to a certain folder or in the storage space of the mobile phone.