Yantai city signes a friendship city agreement with San Diego of the United States on July 25, 1985. The picture shows the San Diego symphony orchestra accompanying Yantai children as they sing Jasmine, a Chinese traditional song. Yantai has established friendly city relations with 28 cities in 16 countries. [Photo by Tian Kun/photo provided to chinadaily.com.cn]

Telephone enters the homes of local residents in Qixia county, Yantai in 1991. [Photo by Lin Hao/photo provided to chinadaily.com.cn]