北京市东城区东长安街一号，东方广场东方经贸城东一办公楼19-21层。
Level 19F-21F, Tower E1, The Towers, Oriental Plaza No. 1, East Chang An Ave., Dong Cheng District,
Beijing, P.R.C., Postal Code: 100738
Tel: +86 (10) 8515 5000
Fax: +86 (10) 8518 1881
公司网址：www.cisco.com.cn