Licheng's testing laboratory.

The Guangdong Association of Environmental Protection Industry on March 20 announced the list of Guangdong's key environmental enterprises in the 13th five-year period. There are 106 enterprises on the list, including two from Zhongshan: Licheng Detection & Certification Group Co Ltd and Zhongshan Environmental Protection Industry Co Ltd.

Established in June 2012, Licheng Detection & Certification Group Co Ltd is a third-party technical service agency specialized in environmental testing, occupational health testing and assessment, food testing, cosmetics testing, drug testing and safety assessment.

Established in 1987, Zhongshan Environmental Protection Industry Co Ltd is a general environmental enterprise that focuses on water environment treatment, water reuse, constructed wetland treatment, comprehensive river treatment, wastewater treatment in industrial parks, etc.