Welcome all friends from home and abroad to attend the 7th Asia-Pacific Conference on Environmental Electromagnetics (CEEM) to be held in Hangzhou, China at Nov 4- 7, 2015.The conference is sponsored by China Institute of Communications(CIC) and technical-cosponsored by IEEE EMC Society.The 1st, 2nd, 3rd, 4th ,5th and 6th Asia-Pacific Conference on Environmental Electromagnetics were held in 1996, 2000, 2003, 2006, 2009 & 2012, respectively. All these conferences are very successful and the conference proceedings in recent years are all indexed by EI Compendex. Now, CEEM has become a much anticipated event and features a rich industrial exhibition to address the needs of industry. EMC technology has rapidly developed and attracted more and more attentions in the whole world. CEEM2015/Hangzhou will continue the very successful conference series previously held. It will extend international academic exchange, enhance further cooperation and promote the development of environmental electromagnetics & EMC technology. So come and join the 7th CEEM in Hangzhou!