Members can usually enjoy the following privileges: 1. Priority booking: Some members can book air tickets, hotels and other services in advance. 2. Upgrade: In some cases, members can upgrade to a higher level room or seat. 3. Points reward: Members can earn points and redeem rewards through consumption. 4. Exclusive promotion: Members can enjoy exclusive discounts from some businesses, including travel and catering. 5. Exclusive customer service: Some members can enjoy exclusive customer service and provide faster problem solving and consulting services. 6. Special activities: Some members can enjoy special activities, such as exclusive travel and experience activities. 7. Birthday gifts: Some members can get gifts or coupons from merchants on their birthdays. 8. Commodity discount: Some members can enjoy exclusive discounts or concessions on merchants' products.