Hebei Province, China

- Langfang Wastewater Treatment & Water   Recycling Plant - Zunhua Water Treatment Plant

Jiangsu Province, China

- Changshu Wastewater Treatment Plant - Dafeng Water Treatment Plant - Taizhou Wastewater Treatment Plant - Wuxi Wastewater Treatment Plant - Yangkou Water Treatment Plant - Yangzhou Wastewater Treatment Plant

Liaoning Province, China

- Liaoyang Wastewater Treatment Plant

Tianjin Province, China

- Beichen Wastewater Treatment & Water Recycling   Plant

Zhejiang Province, China

- Tiantai Wastewater Treatment Plant