Tangshan is a coastal, industrial city at the provincial level located in northeastern Hebei Province. A section of the Great Wall of China runs through Tangshan for approximately 220 kilometers. With its 29 famous passes, the winding walls bear witness to the ingenuity of the Ming Dynasty. The city's population was 7,717,983 in 2020.
The Dongqing Tombs are a royal tomb complex of the Qing Dynasty located in Jinghua County, Tangshan City, Hebei Province. It is the largest, most complete, and best-preserved tomb complex still existing in China. The Dongqing Tombs are one of two tomb complexes dedicated to the emperors, empresses, and concubines of the Qing Dynasty. The other is the Xiqing Tombs.