Dust, a caring group, frequently appears in various public welfare activities in Qingdao; Dust is a symbol of caring for others, and the donation box and badge named after it walk into the streets of the island city; Dust is a chapter that records urban civilization, not only for its friends, but also for hundreds of people infected by it. On June 5, 2005, dust signs, badges and related materials were permanently collected by Qingdao Archives Bureau.

Related film "Looking for Dust"

The red ribbon has a special meaning. Speaking of this, people will think of helping others, finding money and being brave.

Courage and dedication are noble virtues, and they are another caring brand of the island city after the "dust".