Question: What do Sansha and Shangluo have in common?

Context paragraphs:
Shangluo: Shangluo () is a prefecture-level city in southeastern Shaanxi province, People's Republic of China, bordering Henan to the northeast and Hubei to the southeast.  Part of the Shannan region of the province, it is located in the eastern part of the Qin Mountains (Qin Ling).  The name, "Shangluo", comes from Han Dynasty when four famous people were settled in Shang Mountain to avoid war and famine.

Sansha: Sansha is a prefecture-level city of Hainan province of the China.  It administers (actually or nominally) several island groups and undersea atolls in the South China Sea including the Spratly Islands, the Paracel Islands, Macclesfield Bank, Scarborough Shoal, and a number of other ungrouped maritime features.  The entire territory is disputed, and the PRC's "de facto" control over the area varies.

Supporting paragraphs: Sansha Shangluo
Answer: province of the China