Which one is better, Viela or Hanting membership?

Both memberships are good.

The Vienna Hotel membership program provides members with exclusive price concessions. Points can be accumulated when checking in or making purchases. These points can be used to redeem free nights, upgrade rooms, enjoy additional services, etc. The hotel provides members with some exclusive services.

The Hanting Hotel membership program may provide member-exclusive price concessions, including discounts or special offers on room reservations, meals, etc., providing members with quick check-in services, saving time and improving check-in efficiency. Enjoy membership benefits in hotels in different cities.