should I use phone or email?

来源: 于 2009-09-02 10:19:33 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

which is better? It seems that the CIS phone number will no longer be connected to service center using so called "POJ" method. Any new way to talk to the IOs?
Thanks.