Landmark 81

The Tallest Building in Vietnam Relies on Grandstream Solutions

Landmark 81 Case Study

Landmark 81 was initially built with an analog telephony network that relied on a traditional PBX system and analog endpoints. Quickly, it was realized that they needed state-of-the-art solution to manage all 81 floors of the luxury skyscraper. After considering numerous options, a local system integrator proposed a Grandstream solution, which was quickly deployed.


  • Central control through Grandstream's web user interfaces
  • Customization through the UCM series IP PBX
  • Integrated original analog phones through the HT814

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