http://mumbai.usconsulate.gov/cut_off_dates.html
Indian EB2 back to 2003. China unknown yet.
Category India Most Other Countries
F1 15 April 2002 15 April 2002
FX 1 May 2001 1 May 2001
F2A 1 January 2004 1 January 2004
F2B 15 December 1999 15 December 1999
F3 22 June 2000 22 June 2000
F4 22 May 1997 22 October 1997
E1 Current Current
E2 1 April 2003 Current
E3 1 July 2001 1 January 2005
EW 1 Janurary 2003 1 Janurary 2003
E4 Current Current
E4-Religious Current Current