Spain, July 3 -- Sun Group has successfully launched Sun Signature, Vietnam's first fully integrated loyalty program. Powered by Amadeus Loyalty and Rewards, a modular platform to support airlines and loyalty programs across evolving needs, Sun Signature brings together aviation, hospitality, entertainment, healthcare, real estate, and banking under a single loyalty account - setting a new benchmark for customer engagement in the region.Guided by the philosophy "One Signature, Boundless Privileges", Sun Signature is designed to enable customers to redeem their loyalty points and enjoy privileges seamlessly across the Sun Group ecosystem. Whether flying with Sun PhuQuoc Airways, staying at award-winning resorts such as InterContinental Danan...