Topas Ecolodge is a small hotel situated on a beautiful hilltop deep in the mountains of Hoang Lien National Park only 45 min outside Sapa town in North Vietnam. There are 32 mountain bungalows all built as rustic chalet-style single bedroom houses from local white granite.

In August 2017, DK signed consultant contract with Topas to provide preventive maintenance program and supervision services.