Ao-woo is a platform to improve the elderly's inability to take care for their pets by themselves. When the elderly have no spare time to keep pets, they can find the young people who are willing to help take care of pets or walk the dog through the platform; also it make the young people who can't keep pets at home have the opportunity to interact with the pets. Older people who are unable to keep pets can also help the young people who are busy with work. Young owners can company with their seniors by taking their pets to communicate and reduce loneliness. Ao-woo enhances the interaction and integration of the silver-haired and the young people, and creates an environment that is friendly to the pets and reduces the social burden.