Address: near Sanmenxia 3 14 provincial highway.
2. Qinling Gold Mine in Henan Province
Address: near Qinling Community (Northwest Gate) of Caotang Road.
3. Dahe Copper Mine
Address: Huaihe Road, Chengguan Town, Bai Tong County
4. Henan Lingbao Kaiyuan Mining Industry
Address: Niuzhuang Village, Chengguan Town, lingbao city
5. Yimei Group Xinyi Mining Company
Address: S246 (Heather Line), Xin 'an County, Luoyang City, Henan Province
6. Luoyang Yian Mining Co., Ltd.
Address: Zhongyue Village, Zhengcun Township
7. Huatai mining development co., ltd.
Address: Near Provincial Highway 249, Luoning County
8. Luoyang Kunyu Mining Co., Ltd.
Address: Beifeng 1st Road 147
Luoyang nonferrous mining group co., ltd.
Address: Floor 10, World Trade Center, Kaiyuan Avenue, Luolong District, Luoyang City, Henan Province