China Daye Non-Ferrous Metals Mining Limited, an investment holding company, engages in the mining and processing of mineral ores in China, Hong Kong, Kyrgyzstan, and the Republic of Mongolia. The company explores for copper, gold, silver, iron, and molybdenum deposits. It is also involved in the trading of non-ferrous metals; provision of research and development services; and smelting and processing of non-ferrous metals, and gold and silver products. The company was incorporated in 1990 and is headquartered in Kowloon, Hong Kong. China Daye Non-Ferrous Metals Mining Limited operates as a subsidiary of China Times Development Limited.