Guangdong Provincial Department of State Security

The Guangdong Provincial Department of State Security (GSSD; Chinese: 广东省国家安全厅) is a division of China's Ministry of State Security (MSS) responsible for intelligence collection and secret policing in the province of Guangdong. Established as one of the original 14 semi-autonomous provincial MSS units in 1983, the department is involved in expansive human intelligence efforts, information operations, and cyber espionage campaigns.

Source: Wikipedia — Guangdong Provincial Department of State Security (CC BY-SA 4.0)