The list of organisations, institutions and companies involved in developing and implementing the Internet content filtering and blocking system in China:

Note: this list contains unconfirmed information, please contact us if you feel the list is inaccurate or inappropriate. We’ll remove the entry upon request from stakeholders. The list below doesn’t represent any opinion of The China Times

Ministry of Industry and Information Technology of the People’s Republic of China
www.mii.gov.cn

Institute Of Computing Technology Chinese Academy Of Sciences
www.ict.ac.cn

State Key Laboratory Of Information Security (SKLOIS)
home.is.ac.cn

Computer network and Information Security Lab, Harbin Institute of Technology
pact518.hit.edu.cn

National University of Defense Technology
www.nudt.edu.cn

Beijing Venusense
www.venustech.com.cn

Dazheng language knowledge processing technology
www.hncit.com

Shanghai Bailuo Ltd
www.netbai.com

Shanghai PengYueJingHong IT Development Company
www.pengyue.com.cn

YiSiTongChuang IT Beijing Ltd
www.esies.com

Beijing GuanQunJinChen Software Ltd
www.kill.com.cn

Check Point Software Technology Ltd
www.checkpoint.com.cn

Quanzhou Nanhu Software Ltd
www.nanhoo.com

Xiamen Yisence Science & Technology Ltd
www.yisence.net

Haitian Software Ltd
www.haitian.com.cn

Zhuhai Tonny IT Ltd
www.tonnysoft.net

Xiamen Fande Science & Technology Development Ltd
www.fande.com.cn

Xiamen Chengchuang Science & Technology Ltd
www.xmcct.net

Shanghai Altravision
www.aitcn.com

HANBANGJINTAI Group
www.hba.cn

NetentSec Inc.
www.netentsec.com

Beijing Green Info., Ltd
www.lvxin.com.cn

Leadsec Beijing
www.leadsec.com.cn

Amaranten International Ltd.
www.amarantenasia.com

Beijing Topsec
www.topsec.com.cn

Insigma Technology Co.,Ltd.
www.insigma.com.cn

Digital China Holdings Limited.
www.digitalchina.com

Westone Corporation
www.westone.com.cn

China Netpower IT Ltd
www.netpower.com.cn

Angelltech Corporation Xi’an
www.angelltech.com

Beijing Capitel Group
www.capitel.cn

Beijing Captech Science Development Ltd
www.captech.net.cn

Thirty ShengAn Information System Ltd
www.30san.com

Chengdu Dadong Network Security Technology Co. Ltd
www.ddnetwork.com.cn

Symantec Corporation
www.symantec.com.cn

Harbin Institute of Technology Software Engineering Co. Ltd
www.hitsoftware.com.cn

Beijing Rising International Software Co.,Ltd.
www.rising.com.cn

Websense, Inc. China R&D Center
www.websense.com/content/Regional/SCH/Home.aspx

Anshi Internet Security System Ltd
www.is-one.net

Neusoft Group
www.neusoft.com/cn/

Huawei Technologies Co., Ltd.
www.huawei.com/cn/

Beijing NStrend
www.nstrend.com.cn

Nortel Networks
www.nortelnetworks.com

Cisco China
www.cisco.com/web/CN/