code on GC??

来源: 于 2007-09-05 08:19:29 [旧帖] [给我悄悄话] 本文已被阅读：次

i just received the GC last week. i found a code on the card: E16 on my card, and E19 on my wife's and E10 on my kid. do these codes represent any special meaning or restriction?
thanks