Tongzhou Bay is a coastal area located in the eastern part of Beijing, China. It is part of the larger Tongzhou District, which has been undergoing significant development to enhance its economic and environmental sustainability. The bay is known for its scenic views and is a key area for urban planning and infrastructure projects. The region is also important for transportation, as it connects to various waterways and roads, facilitating trade and travel. Efforts are being made to improve the ecological environment of Tongzhou Bay, making it a focal point for both tourism and local recreation.