Ruhe Town: Ruhe Town, Changli County, Hebei Province is located in Bohai Bay, which is rich in tidal flat resources and high-quality seawater suitable for the growth of sea cucumbers. This provides a good growth environment and rich nutrition for sea cucumbers. After years of development, the sea cucumber aquaculture industry in Ruhe Town, Changli County, Hebei Province has accumulated rich aquaculture experience and technology. Local farmers adopt scientific breeding methods and pay attention to variety selection, water quality management, feed feeding and other links, which makes the sea cucumber grow well and have good quality.

Longjiadian Town: After years of development, the sea cucumber breeding industry in Longjiadian Town, Changli County, Hebei Province has accumulated rich breeding experience and technology, and adopted advanced breeding modes and equipment to ensure the quality and output of sea cucumbers. Moreover, the sea cucumber industry in Longjiadian Town of Changli County attaches great importance to quality supervision, and has strict quality standards and management systems from sea cucumber breeding, processing and sales.