Question: In which country will you find the county-level city Gaozhou and the Jiangdu District which was formerly a county-level city?
Sentence (from "Jiaonan"): In 1945, as Zhushan County (珠山縣 ) it was carved from Jiao County and Qingdao City, and in 1946, renamed as Jiaonan County, deriving its name from its southern location relative to Jiaozhou Bay.
Relevant evidence: No