Flood and its consequence will be potentially occurring of victor borne diseases, RWC with the support from CAFOD in Cambodia had conducted the hygiene and water safety plan promotion campaign in its project targeted area in Trei Nhor commune, Pouk district, Siem Reap province from 25-28 October 2020; during the campaign has also provided with bottled water of 20L produced by water management committee in target village for 191 poor and vulnerable peoples. In addition, the campaign has also presented about the precaution and protection of covid19 with specifically focused on hand washing at critical time.