In the ring China letter environment monitoring center is by Beijing Business Administration Council approved registered, and Beijing quality technology supervision Council review through of People's Republic of China measurement certification qualified units, through has Beijing quality technology supervision Council organization implementation of CMA measurement certification, while is Beijing construction Committee audit, and approved, and authorized of construction engineering indoor air quality detection qualification units; for currently Beijing air detection service situation, fair just to provides third party authority of indoor air detection, and indoor environment detection, and air detection , Formalin test, decoration pollution examination, acceptance of construction engineering supervision, pollution assessment and pollution prevention, professional assessment of indoor air pollution prevention and control, environmental protection, occupational health testing, building energy efficiency testing and other related services, pro bono, to provide each community indoor environmental inspection data, supervision and inspection of indoor environmental quality in Beijing. Principal detection range: indoor air testing (indoor environment detection) system inspection, building energy-saving testing testing water quality, sewage testing tap water indoor environmental pollution test adhesives hazardous substances testing of various marble, ceramic tile radioactivity pol