China-Southern Airlines Customer Support team can serve you with various queries.
Some of these are:

●        Flight Bookings and Reservation Related Queries

●        Inquiries regarding luggage

●        Questions about seat selection and upgradations, check-in, and boarding passes

●        Questions about Airlines, Planes, and Airports.

●        Queries about Flight Status, Delays, and Alerts

For instant and cheap flight bookings with China-Southern Airlines, you can use any 3rd party travel websites such as Google Flights, TravelQart, TripiTravels, or Kayak. These are some of the websites that are providing great deals and discounts on flight reservations. Websites like Travelqart are offering an extra discount of $20 on all domestic or international flights.

Please visit the China-Southwest Airline Customer Support Page to check for the latest and updated policies for any other queries.