GRG Metrology & Test Group Co., Ltd.

GRG Test has rich experiences in the electromagnetic environment test and can provide professional electromagnetic environment test services for special places such as base stations and airports. It includes electromagnetic environment test before site selection and after completion.

Test range:

It covers communication base station, satellite earth station, radio monitoring station, airport, large activity site, etc.

Test Item (Part):

Scenario	Test Items	Standards
Before site selection	Electromagnetic signal intensity	Regulation on Radio Administration of the People's Republic of China Electromagnetic Environment Protection Requirements for Microwave Relay Stations (GB 13616) Notice of the Ministry of Industry and Information Technology on Prevention and Coordination of Radio Interference between LTE FDD and TDD Networks in 1.8 GHz Band (No.22 [2015] of the Ministry of Industry and Information Technology) Specifications for Meteorological Observing Environs Protection-Weather Radar Station (GB 31223)



After completion	Electric field strength	Hygienic Standard for Environmental Electromagnetic Waves (GB 9175) Regulations for Electromagnetic Radiation Protection (GB8702) Guidance on Management of Radioactive Environmental Protection -Electromagnetic Radiation Monitoring Instruments and Methods (HJ/T 10.2) Environmental Monitoring Method for Electromagnetic Radiation of Mobile Communication Base Station



Interference identification	Interference source positioning