The Company has participated in the first and second lists of Ningbo rural wastewater treatment projects assisted by the World Bank Group since 2005. Through wide and in-depth field research and full communication with local villagers and in compliance with the rich experience gained in the long-term wastewater treatment, the Company formulated two special plans for the rural areas in Zhejiang province to process the sewage locally, collect and optimize the terminal processing in a centralized way with integrated facilities Because of the low investment and operation cost as well as the good treatment result, this technology has been widely promoted and adopted in the rural areas of Zhejiang province.