Tender For corrigendum : providing of healthcare sanitation service - high risk area; facility manager; 6,healthcare sanitation service - high risk area; store keeper; 6,healthcare sanitation service - high risk area; sanitary attendant; 6,healthcare sanitation service - high risk area; pest control attendant; 6,healthcare sanitation service - high risk area; sanitary supervisor; 6,healthcare sanitation service - high risk area; pest control supervisor; 6