DSI says sufferers are able to make significant contributions to society.

该组织称病患能够为社会做出杰出贡献。

The day is organized by Down Syndrome International (DSI), which runs different annual campaigns.

该节日率先由唐氏综合症国际组织发起，该组织每年都会举办活动。

DSI aims to create global awareness about Down Syndrome and encourage countries to help sufferers play a bigger role in their societies.

它的目的是为了唤起全球对唐氏综合症的认识，并鼓励各个国家让病患在社会上发挥更大的作用。