Information Security One (China) Limited
Headquarter – Beijing
Unit 1208, Tower W3, Oriental Plaza
No.1 East Changan Ave., Dongcheng District
Beijing 100738, P.R. China
Tel.: (86-10) 85181101
Fax: (86-10) 85184777
Service Hotline: (86-10) 88083566 Ext.1600

iS-One Security Lab.
A8/F., CSCEC Mansion
No.15 Sanlihe Road, Haidian District
Beijing 100037, P.R. China
Tel.: (86-10) 88083566
Fax: (86-10) 88083172

Nanjing Security Management R&D Center
Unit E, 21/F., Jin Ying Han Zhong XinCheng
No. 1 Hanzhougmen Street
Nanjing 210029, P.R. China
Tel.: (86-25) 86660535, 86669395 / 90 / 80
Fax: (86-25) 86660529

Shanghai Office
Unit B, 6/F., Zhao Feng World Trade Building
369 Jiangsu Road, Changning District
Shanghai 200050, P.R. China
Tel.: (86-21) 52396026
Fax: (86-21) 52396036
Service Hotline: (86-21) 52396026 Ext.2100

Guangzhou Office
Room C3-E2, 12/F., Everbright Bank Building
689 Tianhe Road North
Guangzhou 510630, P.R. China
Tel.: (86-20) 38771555
Fax: (86-20) 38771498

Chengdu Office
Suite 1211, Western Tower
No.19, 4th Section, Renmingnan Road
Chengdu 610041, Sichuan, P.R. China
Tel.: (86-28) 85268389, 85268390, 85268535
Fax: (86-28) 85268386

Hong Kong Office
Room 901, Stanhope House
734-738 King’s Road, Quarry Bay
Hong Kong
Tel.: (852) 28778033
Fax: (852) 25248973