The document discusses several vacuum sewer system projects completed by Sistem Vakuum Sdn Bhd in Brunei and Malaysia between 2005-2010, including a 2000 house project in Brunei's National Housing Scheme, an 8,400 person project in Sepang Gold Coast, Malaysia from 2008-2010, and a 100 person project in Bandar Botanic, Klang, Malaysia from 2009. It also mentions a 2500 person project in Landaa Giraavaru, Maldives for the Four Seasons Hotel from 2005-2006.