Suzhou Biyuan Environmental Engineering Co., Ltd., established in 2003 and located in the ancient city of Suzhou, is an influential sewage/wastewater treatment company in Jiangsu Province. The company holds over 61 national patents, various honorary certificates, and relevant production and construction qualifications. It possesses capabilities in process design, technological R&D, equipment manufacturing, and engineering construction. The company has established subordinate institutions including a Technology R&D Center, Engineering Project Company, Environmental Equipment Company, and Wastewater Treatment Experimental Center.

The company has long engaged in integrated industry-university-research collaboration with major domestic institutions such as Tongji University and the Chinese Academy of Sciences, enabling it to maintain a leading position in the environmental protection industry in the field of technological R&D.