China Sci-Tech Industrial Investment Group Ltd. (0339.HK) operates as an investment holding company primarily engaged in financial services, property development, and technology investments in Hong Kong and the People's Republic of China. The company provides a range of core products and services including securities brokerage, commodities and futures brokerage, corporate finance services such as financial advisory and asset management; property investment and development projects; money lending and entrusted loans; and proprietary trading in commodities futures. It also offers hotel management services and invests in technology and innovation sectors through its subsidiaries. Founded in 1992 and headquartered in Wan Chai, Hong Kong, the group targets institutional and retail clients in financial markets, real estate investors, and technology enterprises across mainland China and Hong Kong. In recent developments, the company has focused on expanding its financial services portfolio amid market volatility, with strategic emphases on commodities trading and property assets, though no major acquisitions, funding rounds, or name changes have been publicly announced in the last 1-2 years.