============================================================================================================================================================
Note:

The emails are given for an idea about domains and types of emails. The initial ID of email has been removed with (EMAIL) letters in these sample addresses 

============================================================================================================================================================

abc@dh.gov.hk
abc@dh.gov.hk
abc@pccw.com
abc@pcp.com.hk
abc@yahoo.com.hk
abc@swd.gov.hk
abc@ust.hk
abc@alpha-general.com
abc@swd.gov.hk
abc@try.gov.hk
abc@fehd.gov.hk
abc@aap.org.hk
abc@swd.gov.hk
abc@hk.china.com
abc@acheung.com
abc@intercon.net
abc@webcraft.com.hk
abc@afcd.gov.hk
abc@epd.gov.hk
abc@cuhk.edu.hk