Are both  Panzhou and Tianchang in China?
Tianchang Tianchang is a Sub-prefecture-level city on the Yangtze River, 290 km northwest of Shanghai, it's a part of Yangtze River Delta Economic Zone. It is under the administration of Chuzhou, Anhui Province, China.
Xihu District, Nanchang Xihu District (Chinese: 西湖区; Pinyin: Xīhú Qū), literally meaning "west lake district", is a district of Nanchang, the capital of Jiangxi Province, China. The district was created in the Tang Dynasty when a bridge was built across Nanchang's Taihu lake, dividing the area into the East and West Lake districts. It covers over 39 square kilometers and as of 2004 had a population of 460,000.