Yuzheng City, Yuzhou City, Wastewater Purification Company Binhe Road, East Section 0374-8113112
Yuzhou Yuanheng Water Treatment Co. Changge City Changge City Wastewater Purification Company Construction Road, Changge City 0374-6211625, 6221886
Weidu Industrial Zone Xuchang Hongyuan Wastewater Treatment Co. p>Yanling County Yanling County Environmental Protection Sewage Treatment Plant Yanling County Jiufa Industrial Park 0374-7165656
Xiangcheng County Xiangcheng County Yuancheng Water Co.
Xuchang City Sewage Purification Company restructured into Rebecca