Welcome to arsenic and human health symposium and workshop (Arsenic 2014). This event will take place from December 3 - December 4 2014 at Xiamen, China, a beautiful costal city in south China, which is the closest city to Taiwan. The arsenic symposium will cover a wide topics in arsenic related chemistry, biochemistry, biological and medical research, and will attract many prestigious researchers and young investigators in the filed. The symposium will be hosted by the Institute of Urbane Environment, Chinese Academy of Sciences. We hope you are able to attend and actively partipipate in the symposium and we look forward to welcome you to Xiamen.