Griffin Mining Limited engages in the exploration, development, and operation of mining projects in China, primarily focusing on the Caijiaying Zinc Gold Mine. The company extracts zinc, gold, silver, and lead from its mining operations, generating revenue through the sale of metal concentrates. Griffin operates primarily in the Hebei province and is committed to sustainable practices, including utilizing renewable energy and implementing waste management initiatives. The company also conducts mineral exploration activities to identify additional resources in the region.