diff -ruN tzdata-2011g/asia tzdata-2011g.beijing/asia
--- tzdata-2011g/asia	2011-04-01 04:03:31.000000000 +0800
+++ tzdata-2011g.beijing/asia	2011-06-29 01:24:44.488496831 +0800
@@ -358,6 +358,9 @@
 # Shanks & Pottenger.
 
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
+# China Standard Time
+Zone	Asia/Beijing	8:00	PRC	C%sT
+
 # Changbai Time ("Long-white Time", Long-white = Heilongjiang area)
 # Heilongjiang (except Mohe county), Jilin
 Zone	Asia/Harbin	8:26:44	-	LMT	1928 # or Haerbin
diff -ruN tzdata-2011g/zone.tab tzdata-2011g.beijing/zone.tab
--- tzdata-2011g/zone.tab	2011-04-01 04:02:49.000000000 +0800
+++ tzdata-2011g.beijing/zone.tab	2011-06-29 01:22:43.061008132 +0800
@@ -146,6 +146,7 @@
 CL	-3327-07040	America/Santiago	most locations
 CL	-2709-10926	Pacific/Easter	Easter Island & Sala y Gomez
 CM	+0403+00942	Africa/Douala
+CN	+3954+11625	Asia/Beijing	China Standard Time
 CN	+3114+12128	Asia/Shanghai	east China - Beijing, Guangdong, Shanghai, etc.
 CN	+4545+12641	Asia/Harbin	Heilongjiang (except Mohe), Jilin
 CN	+2934+10635	Asia/Chongqing	central China - Sichuan, Yunnan, Guangxi, Shaanxi, Guizhou, etc.