Class of 1966		https://spcc66.smugmug.com
Class of 1967		http://www.anthonyyao.com/sp67
Class of 1969		http://www.spcc69.net
Class of 1970		http://www.geo.ucalgary.ca/~wu/SPCC/SPCCemail.htm
Class of 1975		http://www.spcc1975.com
Class of 1977		http://groups.yahoo.com/group/SPCC77/
Class of 1978		http://groups.yahoo.com/group/spcc1978alumni/
Class of 1980		http://spcc.alexfung.info/
Class of 1981		https://www.facebook.com/groups/164385482321/
Class of 1985		http://www.facebok.com/groups/spcc85
Class of 1988		https://www.facebook.com/groups/hkspcc88
Class of 1989		https://www.facebook.com/groups/spcc89
Class of 1992		http://projectfc.gotdns.com/spcc92/
Class of 1994		https://www.facebook.com/groups/157974057736700/
Class of 1997		http://www.spcc1997.com