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MCWONG

First class qualification of industrial wastewater operation

Grade B qualification of environmental engineering design

Third level qualification of environmental engineering contracting

ISO 9001 quality management system certification

GBT20081 certification of occupational health and safety management system

ISO14001 environmental management system certification

Benchmarking enterprise of ZLD process in year 2004

Benchmarking enterprise of petrochemical wastewater treatment in year 2015

Benchmarking enterprise of petrochemical wastewater treatment in year 2016

Best vendor listed in Sinopec

Benchmarking empolyer in Shanghai