Sun Microsystems

IBM China Corporation

HP China Corporation

Cisco China Corporation

Oracle China Corporation

Informix China Corporation

Sybase China Corporation

Convergys IMG

CA China Corporation

EMC

ALCATEL

Huawei

ZTE Zhongxing

Datang Telekom

Netscreen Corporation

SIEMENS

NORTEL

LUCENT

MOTOROLA

NOKIA

ERICSSON

Zhongchuang

Microsoft(China)

Symantec

BEA

ILOG

MapInfo

Huawei 3COM

Lenovo (China)

Juniper

......