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.
Taizhou, Jiangsu Taizhou () is a prefecture-level city in central Jiangsu Province in eastern China. Situated on the north bank of the Yangtze River, it borders Nantong to the east, Yancheng to the north and Yangzhou to the west.