HSC Resources Group Limited HSC Resources Group Limited (1850:HKG) is an investment holding company primarily engaged in the fire safety services sector in Hong Kong. The company designs, supplies, and installs fire safety systems and related engineering activities for buildings under construction or redevelopment; maintains and repairs fire safety systems for existing premises; trades fire service accessories including branded equipment; and provides manufacture, assembly, and administrative services for fire services applications. Founded in 1985 and headquartered at Unit 1603, 16/F, Tower 1, Enterprise Square, 9 Sheung Yuet Road, Kowloon Bay, Kowloon, Hong Kong, it operates exclusively in Hong Kong with approximately 63 employees, targeting construction firms, property developers, and building owners in the security and protection services industry. In November 2023, the company changed its name from WINDMILL Group Limited to HSC Resources Group Limited; in 2025, it completed a rights issue raising HK$70 million, conducted a five-for-one share consolidation, updated nomination committee terms for enhanced governance, and appointed independent directors.