石炭井区ShítànjǐngqūMeanings1. Shitanjing subdistrict of Dawukou district 大武口区 (Dàwǔkǒuqū) of Shizuishan city 石嘴山市 (Shízuǐshānshì), NingxiaCharacters used石rock炭charcoal井well区area