Shenzhen Investment Holdings Bay Area Development Company Limited, an investment holding company, develops, operates, and manages toll expressways and bridges in the People's Republic of China. It operates through GS Superhighway, GZ West Superhighway, and Xintang Interchange segments. The company operates toll expressway projects comprising Guangzhou-Shenzhen superhighway and Guangzhou-Zhuhai West superhighway. It is also involved in the land development and utilization, and loan financing activities. The company was incorporated in 2003 and is based in Wan Chai, Hong Kong. Shenzhen Investment Holdings Bay Area Development Company Limited is a subsidiary of Shenzhen Investment International Capital Holdings Infrastructure Co., Ltd.