diff -r 1d2f20938399 -r dda7cb026a2e index.html
--- a/index.html	Tue Jun 02 15:39:26 2015 +0100
+++ b/index.html	Tue Jun 02 15:49:59 2015 +0100
@@ -197,7 +197,7 @@
 <A HREF="http://www.travelchinaguide.com/embassy/visa.htm">visa</A>;
 but it should be relatively easy to obtain one for participants. You will need
 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
+You need to provide him with your name, title, DOB, work address, e-mail and paper title
 (if you present a paper). See the <A HREF="booklet.pdf">booklet</A> for
 details about the visa application.