●Henan Province:
Hunan Sewage Treatment Plant in Xiangxi Autonomous Prefecture, with a treatment scale of 25,000 m³/d;
Huaihua Sewage Treatment Plant, with a treatment scale of 30,000 m³/d;
Yiyang Sewage Treatment Plant, with a treatment scale of 30,000 m³/d;
Yiyang Sewage Treatment Plant, with a treatment scale of 50,000 m³/d;
Yueyang Sewage Treatment Plant Phase II, with a treatment scale of 50,000 m³/d;
Zhuzhou Hetang District Sewage Treatment Plant, with a treatment scale of 50,000 m³/d;
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●Hunan Province:
Nanyang Dengzhou Sewage Treatment Plant, with a treatment scale of 70,000 m³/d;
Zhengzhou Zhengzhou Sewage Treatment Plant, with a treatment scale of 100,000 m³/d;
Jiaozuo Qinyang Water Treatment Plant, with a treatment scale of 50,000 m³/d;
Water treatment plant projects in Xingyang City, Neihuang County, Sanmenxia City, Lingbao City, etc.
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