--- a/index.html	Thu May 28 17:41:32 2015 +0100
+++ b/index.html	Thu May 28 17:43:18 2015 +0100
@@ -196,9 +196,10 @@
 Remember that travelling to China requires a
 <A HREF="http://www.travelchinaguide.com/embassy/visa.htm">visa</A>;
 but they should be relatively easy to obtain for participants. You will need
-a letter of invitation which Xingyuan will send you (xingyuanzhang at 126 dot com).
+a letter of invitation which Chunhan will send you (chunhanwu at 126 dot com).
 You need to provide him with your name, title, work address, e-mail and paper title
-(if you present a paper).
+(if you present a paper). See the <A HREF="booklet.pdf">booklet</A> for
+details about the visa application.
 
 <p>
 <center>