FLEXTRONICS NETWORK SERVICES AND TELIASONERA SIGN FIVE-YEAR AGREEMENT
AND EXPAND PARTNERSHIP

Stockholm, May 10, 2004 - Flextronics Network Services (NASDAQ: FLEX)
and TeliaSonera AB today announced an agreement to expand the scope of
their relationship. Under the terms of the five-year deal, Flextronics
Network Services will become the main supplier of onsite installation
and maintenance services for TeliaSoneras' fixed network customers.

In 2001, TeliaSonera sold its installation and maintenance organization
as well as 5,000 employees to Flextronics Network Services. Prior to
today's announcement, TeliaSonera had bought delivery, installation, and
maintenance services in select product- and geographical areas from
Flextronics Network Services. The new agreement expands their
partnership, both geographically and by volume.

"By expanding our partnership with Flextronics Network Services,
TeliaSonera customers benefit from superior networking quality and
efficiency, says Ove Alm, Sr Vice President, TeliaSonera Sweden. "This
deal ensures that the TeliasSonera brand is represented by competent and
customer-focused people," he added.

"We are pleased by the agreement to expand our relationship with
TeliaSonera," says Ronny Nilsson, President at Flextronics Network
Services. "Since onsite installation and maintenance services is our
core business, the deal enables us to help TeliasSonera significantly
improve customer satisfaction."

About Flextronics Network Services

Flextronics Network Services, a business unit of Flextronics, is a
global independent leader in multivendor network services. With a broad
range of onsite network and field services for fixed and mobile
operators and systems vendors, Flextronics Network Services builds,
installs and maintains data- and telecom networks for many of the
world's largest operators, equipment vendors, and enterprise customers.
Flextronics Network Services has established a leading position in the
global marketplace as a valued supplier of IT and communication
technologies, as well as advanced 3G services. For more information,
please visit www.FlextronicsNetworksServices.com.

About TeliaSonera
TeliaSonera is the leading telecommunications company in the Nordic and
Baltic regions. At the end of December 2003 TeliaSonera had 11,957,000
mobile customers (37,610,000 incl associated companies) and 8,061,000
fixed customers (9,160,000 incl associated companies) and 1,631,000
internet customers (1,691,000 incl associated companies). Outside the
home markets TeliaSonera...