| China Standard (UTC+8)|
Jiguan Cave, Laojun Mountain, Chongdugou, Longyuwan, The Adopted Son Ditch
Luanchuan County Wikipedia
Luanchuan County (Chinese: 栾川县; Pinyin: Luánchuān Xiàn) is a county in Luoyang, Henan, China.
It has an area of 2177 square kilometers and a population of 318,000.
The county contains significant deposits of molybdenum and tungsten.