Are Xinmi and Haikou both cities ?
Haikou Hǎikǒu (), is the capital and most populous city of Hainan province, China. It is situated on the northern coast of Hainan, by the mouth of the Nandu River. The northern part of the city is the district of Haidian Island, which is separated from the main part of Haikou by the Haidian River, a branch of the Nandu.
Xinjin County Xinjin County () is under the administration of Chengdu, the capital of Sichuan province, China. It borders the prefecture-level city of Meishan to the south.