- Contracts for scientific and technological research

- Exploitation contracts to supply water

- Survey contracts for geological, hydrogeological and geological engineering mapping

DWRPIS cooperate closely with specialized agencies and other concerned agencies from the provinces in central and southern Vietnam, including:

   - The water supply companies

   - The Departments of science and technology

   - The Departments of natural resources and environment

   - The Departments of agriculture and rural development

   - HoChiMinh city University of natural science

   - HoChiMinh city University of technology