1. State Key Joint Laboratory of Environmental Simulation and Pollution Control, State Environmental Protection Key Laboratory of Atmospheric Ozone Pollution Control, College of Environmental Sciences and Engineering, Peking University , Beijing 100871 , China
2. School of Atmospheric Sciences, Sun Yat-sen University , Guangzhou 510275 , China
3. Guangdong Provincial Observation and Research Station for Climate Environment and Air Quality Change in the Pearl River Estuary, Key Laboratory of Tropical Atmosphere–Ocean System, Ministry of Education, Southern Marine Science and Engineering Guangdong Laboratory (Zhuhai) , Zhuhai 519082 , China
4. Institute of Energy and Climate Research, IEK-8: Troposphere, Forschungszentrum Jülich GmbH , Jülich 52428 , Germany
5. State Environmental Protection Key Laboratory of Formation and Prevention of the Urban Air Complex, Shanghai Academy of Environmental Sciences , Shanghai 200223 , China
6. Institute for Environmental and Climate Research, Jinan University , Guangzhou 511443 , China