JJ EC is China’s First Integrated solution for Environmental Engineering & consulting in the EHS/OSH arena.

Since 1999, JJ EC offer solutions & trainings to the Fortune 500 & Global 2000 companies in need of a healthier workplace.

The Just Air, Just Water Institute specializes in Environmental, Hygiene & Safety EHS/OSH services targeting professional employees in indoor working spaces as well as Schools in order to secure a bright future for today’s & tomorrow’s leader.


To command Environmental Technologies & progress to support businesses’ performances with wellness.

To educate about indoor environmental issues and how to tackle them


Each indoor facility is different and therefore requires different tailored technologies that will remove the contaminants in your environment.