Greatwalle Inc., an investment holding company, provides manned security guarding services in Hong Kong and the People's Republic of China. The company operates through two segments: Security Guarding and Property Management; and Asset Management. It offers security guard, event security, and VIP escorting services; property management services; and business advisory and asset management services. The company was formerly as King Force Group Holdings Limited and changed its name to Greatwalle Inc. in October 2018. Greatwalle Inc. was founded in 2005 and is headquartered in Hung Hom, Hong Kong.