Penyao Environmental Protection Co., Ltd.

Penyao Environmental Protection Co., Ltd. is a Chinese environmental engineering company based in Yixing, Jiangsu Province, a city recognised as a hub of China's environmental equipment industry. It is listed on the Shenzhen Stock Exchange and specialises in the urban and industrial water cycle.

Its core activity is the design, construction and operation of municipal and industrial wastewater treatment plants, together with sludge treatment and recovery, water reuse and integrated sanitation projects. It works with concession and long-term investment-operation models.

Penyao develops part of its technology and equipment within the Yixing industrial ecosystem and delivers projects for municipalities and industries in various Chinese provinces, with an emphasis on operational stability and compliance with discharge standards.