Aicent Announces MMS Gateway Services with China Mobile and Twenty Leading Asian Operators

San Jose, CA, April 13, 2004 - Aicent, Inc. announced today that it has signed a Multimedia Messaging Service (MMS) Gateway Service contract with China Mobile Communications Corporation (NYSE:CHL, HKSE:0941.HK). Under the terms of the contract, China Mobile will use the Aicent MMS Gateway Service as the central hub to interconnect with international operators, enabling China Mobile subscribers to exchange multimedia messages with friends and families serviced by other operators. According to the GSM Association, more than 160 operators worldwide have launched MMS services. Inter-operator MMS interworking is considered an important catalyst to MMS market growth and is regarded as a top priority among global 2.5G/3G operators. The commercial deployment of international MMS by China Mobile, the world's largest mobile operator, marks a new milestone in global MMS interconnectivity. Aicent launched its commercial MMS Gateway Service in September 2003. Since then, more than 20 leading Asian operators have connected to Aicent for MMS interworking. Covering the majority of mobile subscribers in Asia, the Aicent MMS Gateway is one of the largest inter-operator MMS exchanges in the world.

"We are excited to provide the Aicent MMS Gateway Service to prestigious mobile operator customers such as China Mobile," said Lynn Liu, Aicent's President and CEO. "We are very thankful for the support we have received from our operators, and the successful market rollout of our MMS Gateway Service underscores our dedication to providing the best solutions to the mobile operator community. We look forward to working with more global mobile operators in accelerating worldwide MMS interconnection."

Aicent MMS Gateway Service

The Aicent MMS Gateway Service provides mobile operators with a complete solution to rapidly establish global MMS interoperability. Through a single connection to the Aicent MMS Gateway, an operator's Multimedia Messaging Service Center (MMSC) establishes instant interconnections with operator partners via the existing GRX infrastructure. Along with the interconnectivity, the Aicent service ensures network compatibility, and provides number addressing resolution, secured message routing and transport, inter-operator billing mediation, and comprehensive traffic analysis report. About Aicent Aicent, headquartered in San Jose, California, is a leading provider of mobile data network services and solutions for global mobile operators. Aicent operates one of the world's largest GRX networks with direct connections to approximately 30 operators, collectively serving more than 250 million mobile users. Please visit Aicent website at www.aicent.com.

Contact Information:

Shu Gan
Aicent, Inc.
Tel: +1 (408) 324 1830
E-mail: shu.gan@aicent.com