Nei Mongol
桥东村, 内蒙古自治区 ᠦᠪᠦᠷ ᠮᠣᠩᠭᠤᠯ ᠤᠨ ᠥᠪᠡᠷᠲᠡᠭᠡᠨ ᠵᠠᠰᠠᠬᠣ ᠣᠷᠣᠨ
Nei Mongol wastewater treatment plant serves Qiaodong Village in Inner Mongolia, China, with a population equivalent of 80,000. It operates under China's national wastewater discharge standards.