"We are grateful to Vodafone for its support of Huawei and we will endeavour to live to the trust placed in us", the company said.
The decision by Vodafone places more pressure on Huawei, which has seen its hardware blocked by several phone networks around the world in recent months following growing concern over the business' closeness to the Chinese government.
Sales of Huawei smartphones and other consumer products rose more than 50 percent past year over 2017, showing "no influence" from Western security warnings, Yu told reporters.
Ericsson indicated in full-year financial results that it's gaining market share across Europe and Latin America - key markets for Huawei - in addition to North America, where the Chinese supplier hardly operates.
Read said Huawei's equipment was used in Vodafone's core - which he described as the intelligent part of the network - in Spain and some other smaller markets.
Huawei also launched the 5G CPR Pro, a 5G router that uses wifi 6 technology to claim speeds of nearly 5 Gbps.
Rooney Reveals His Choice For Next Man Utd Boss
In form United , who have won their last seven fixtures, take on bitter foes Arsenal in the FA Cup on Friday. Manchester United beat Brighton at home this weekend courtesy of goals from Paul Pogba and Marcus Rashford .
He also said a "blanket ban" on the Chinese firm's equipment would slow Vodafone's rollout of 5G networks. Huawei has denied wrongdoing.
Vodafone said competition in the Spanish and Italian markets had moderated through the quarter.
However, this is the first time we've had official confirmation from the China-based manufacturer that it will show off the 5G foldable phone, and there's not long to wait, with MWC 2019 running from February 25 - 28.
European telecom companies have grown wary of using Huawei over concerns that governments could ban the vendor.
"Poland's alternative (to Huawei) is to build a state-owned company (or consortium) that would maintain 5G connectivity and using some sort of consortium they will pick partners", said Tomasz Siemoniak, a former defense minister and current parliament member.
"We have been in liaison with Huawei about their security standards and we remain in partnership with them", he added.