中国北京市密云县 Miyun County, Beijing Municipality, China

(密云)雾灵山庄
Wuling Mountain Village
(北京密云经济开发区)北京海得科过滤技术有限公司 - 液体分离技术应用和推广,膜分离产品和系统设备
Hydrotech Filtration Technology Co Ltd - liquid separation technology, E-coat and membrane separation
(密云县经济开发区)金诚信矿业建设集团有限公司 - 矿业建设、采矿管理承包、矿山软件开发和矿业投资,冶金、有色、黄金
JCHX Mining Construction Group - mine development and construction, contract mining and mine investment