This document provides an overview of Hong Kong's legal system, including its sources of law and key components. It notes that Hong Kong follows a common law system with laws derived from local legislation and precedents, as well as English common law. The document also discusses the Basic Law as Hong Kong's constitutional document, and outlines different areas of law like criminal law, civil law, public law and private law. It provides context on Hong Kong's legal history and transition to a special administrative region of China in 1997.