How early does Beibu Gulf Airlines check in?

Two hours. According to official website information of Beibu Gulf Airlines, Beibu Gulf Airlines advises passengers to check in at least 2 hours in advance. When checking in at the airport, passengers need to carry valid identity documents and air tickets. If there is baggage to be checked, passengers need to give it to the staff and abide by the airline's baggage regulations. Passengers can also check in online through official website of Beibu Gulf Airlines or mobile APP, check in 24 hours to 90 minutes in advance, choose their seats and avoid waiting in line. After check-in, passengers can print their boarding passes or download electronic boarding passes. Please note that if passengers fail to complete the check-in within the specified time, the airline will cancel their seat reservation and will incur additional charges.