Date of incorporation or

Place of incorporation or

Percentage of ownership

Name

establishment

2006

2005

2004

Principal activity

Port Wing Development Co., Ltd. (e-Channels BVI)

Nov 3,2005

British Virgin Islands ("BVI")

100%

N/A

Investment holding

Ahead Billion Venture Ltd. ("Sihitech BVI").

Nov 3,2005

BVI

100%

N/A

Investment holding

Beijing Yuxinyicheng Technologies Ltd. ("Yuxinyicheng")

Oct 19,2006

People’s Republic of China ("PRC")

100%

N/A

System integration, software development, information technology consulting, maintenance and support.

Beijing e-Channels Century Technology Co., Ltd. ("e-Channels")

Feb 5,2001

PRC

100%

N/A

Technology development, technology transfer, consulting and training services, sales of self-developed products, computer software, hardware and peripheral equipment, communication equipment and undertaking computer network projects.

Beijing Sihitech Technology Co., Ltd. ("Beijing Sihitech")

Jun 16,1999

PRC

100%

System integration, software development, information technology consulting, maintenance and support.

Beijing Sihitech Software Co., Ltd. ("Beijing Software")

Jan 28,2002

PRC

100%

80%

System integration, software development, information technology consulting, maintenance and support.

Shanghai Sihitech Technology Co., Ltd. ("Shanghai Sihitech")

Jun 20,2001

PRC

100%

80%

System integration, software development, information technology consulting, maintenance and support.

Shanghai Sihitech Software Co., Ltd. ("Shanghai Software")

May 28,2005

PRC

100%

N/A

System integration, software development, information technology consulting, maintenance and support.

Beijing Sihitech Information Consulting Co., Ltd. ("Sihitech Consulting")

Apr 12,2001

PRC

100%

Information technology consulting.

Guangzhou Sihitech Technology Co., Ltd. ("Guangzhou Sihitech")

Jan 5,2000

PRC

100%

80%

System integration, software development, information technology consulting, maintenance and support.