Volcano Spring International Limited 

Wanguo International Mining Group Limited functions as an investment holding company, primarily engaged in mineral extraction, ore processing, and the marketing of concentrate products within the People's Republic of China. Its product portfolio encompasses a variety of concentrates, including copper, zinc, iron, sulfur, and lead, in addition to electrolytic copper and lead. The company also yields gold and silver as valuable by-products. Wanguo holds interests in the Xinzhuang mine in Jiangxi Province, China, and possesses a 90% stake in the Gold Ridge mine, located in the Solomon Islands. Established in 2011 and formerly known as Multinational International Group Limited, the group maintains its corporate headquarters in Yichun, People's Republic of China.