Tecnomen Corporation       PRESS RELEASE     10 December 2003


Tecnomen has been chosen to supply prepaid service capacity expansion
and a voice mail service expansion to Amazonia Celular and Telemig
Celular in Brazil, Opportunity Group telecom wireless operators. The
expansions will be delivered by the end of 2003. The operator’s
current prepaid and voice mail solutions are both supplied by

The prepaid expansion will significantly increase the capacity of the
existing system, while the voice mail service expansion will enable
Amazonia Celular and Telemig Celular to provide enhanced services to
both new and existing customers, improving customer loyalty and
increasing revenues.

Telemig Celular is the leading mobile operator in the state of Minas
Gerais, with approximately 60 per cent market share. Amazonia Celular
is the leading mobile operator in five states in the northern region
of Brazil, with approximately 45 percent market share. With a
subscriber base of around 3 million, including over 2 million prepaid
customers, Amazonia Celular and Telemig Celular are recognised as
pioneering operators offering innovative services.

"Amazonia and Telemig Celular have always been leading players through
innovation in the market place, making them a key customer in the
Brazilian and, in fact, entire Latin American market," says Mr Kimmo
Aura, General Manager Tecnomen Americas. "We have worked together for
over four years and our cooperation has resulted in the introduction
of a variety of new services in the Brazilian market. The introduction
of enhanced voice mail services will further improve end user
satisfaction", added Oscar Fernandez, Managing Director, Tecnomen
Latin America.

Tecnomen’s enhanced voice mail system features a new range of value-
added services focused on increasing ARPU. With the help of the
feature rich Tecnomen Prepaid platform, Amazonia Celular and Telemig
Celular can selectively group and target the features provided by the
platform to meet the needs of their specific market segments. Tecnomen
Prepaid does not impose any restrictions irrespective of SIM card or
handset type and simultaneously supports different protocols,
including TDMA, GSM and CDMA. It supports SMS charging and roaming,
allowing subscribers to benefit from a prepaid service whilst
travelling abroad.

For more information contact
Mr Kimmo Aura, General Manager, Tecnomen Americas, 
tel +358 (0)9 8047 8882
Mr Oscar Fernandez, Managing Director, Latin America, 
tel + 55 11 55059774

About Tecnomen
Tecnomen develops value-added service systems for teleoperators and
service providers. The company is one of the world's leading suppliers
of messaging systems. Tecnomen has a strong market position in prepaid
systems and intelligent network components, and is the market leader
in paging systems. Tecnomen markets its products and services through
its own worldwide organisation, as well as through global and local
partners. The company operates in 10 locations worldwide and has
supplied its products to customers in over 40 countries. Tecnomen has
about 440 employees and its shares are quoted on the Helsinki
Exchanges. This year Tecnomen celebrates its 25th anniversary. For
more information on Tecnomen visit www.tecnomen.com.

About Us

Tecnotree is a global provider of IT solutions for the management of services, products, customers and revenue for Communications Service Providers. Tecnotree helps customers to monetise and transform their business towards a marketplace of digital services. Together with its customers, Tecnotree empowers people to self-serve, engage and take control of their own digital life. Tecnotree is listed on Nasdaq Helsinki (TEM1V). For more information, please visit www.tecnotree.com.