I think your interpretation is correct. The resulting addresses were 寰蒋娴嬭瘯@浜掕仈缃�涓浗 賲丕乇賰@乇爻賷賱.丕賱爻毓賵丿賷丞 Both the Chinese email address and the Arabic address were converted, both to Chinese. -----Original Message----- From: ua-discuss-bounces@icann.org [mailto:ua-discuss-bounces@icann.org] On Behalf Of Andre Schappo Sent: Monday, March 7, 2016 4:05 PM To: UA-discuss@icann.org Subject: [UA-discuss] Arabic script email being displayed as Chinese During the ICANN55 UA Sunday session, the use of EAI was demonstrated live. There was one or more instances where the Arabic email address was incorrectly being displayed as a string of Chinese characters. Here is a possible explanation - So lets take the Arabic email being used which was مارك@رسيل.السعودية This email string in utf8 encoding is d9 85 d8 a7 d8 b1 d9 83 40 d8 b1 d8 b3 d9 8a d9 84 2e d8 a7 d9 84 d8 b3 d8 b9 d9 88 d8 af d9 8a d8 a9 If this utf8 encoded email string is then incorrectly treated as GB18030 encoded we would get displayed 賲丕乇賰@乇爻賷 During the live demo I did not have time to determine which Chinese characters were displayed. So, Mark, could you please check whether or not these are the Chinese characters that were displayed André Schappo