The National Workshop for the Establishment of the Cambodian Intellectual Disability and Autism Network (CIDAN) was attended by over 150 participants, including persons with intellectual disabilities and autism, their families and stakeholders from 31 March to 1 April 2015 in Phnom Penh, Cambodia. The Workshop was organized by the Ministry of Social Affairs, Veterans and Youth Rehabilitation (MoSVY) of the Government of Cambodia, the Disability Action Council (DAC) and the Asia-Pacific Development Center on Disability (APCD), in collaboration with the Japan International Cooperation Agency (JICA), the Japan-ASEAN Integration Fund (JAIF), and non-governmental organizations related to intellectual disability and autism in Cambodia. The Workshop was aimed at giving opportunities for persons with intellectual disabilities and autism to network and strengthen their collaboration with partners on the national level.