Qujing Chihong Zinc Germanium Co., Ltd. is the only listed company with lead and zinc as its main business under Chinalco Group. It has two own mines, mine factory and Kirin factory, and two production bases, Qujing and Huize. Chihong Zinc-Germanium, formerly known as Huize Lead-Zinc Mine, is one of the most important lead-zinc mines in China and the earliest enterprise in China to extract germanium from lead-zinc oxide mines. The address is Qujing Economic and Technological Development Zone, Yunnan Province.
Qujing Jing 'ao Technology Co., Ltd. is a company specializing in photovoltaic technology research and development and battery module production. Together with Trina Solar, xinyi glass and other enterprises in Qujing, it has formed an industrial chain focusing on photovoltaic industry. Address: beside Qujiang Jinglong Electronic Materials Co., Ltd. on the east side of Guangfu 1st Road, Liaokuo Street, Malong District, Qujing City, Yunnan Province, South of Nanhai Avenue.