Viettel Group issued on October 25, 2021 its notice of its notice of bid invitation for procurement package of Purchasing 4G macro cabinets and related technical service toexpand coverage with details as follows:

Procuring agency: Viettel Group

Name of procurement package: 05_2021_Mobile - Purchasing 4G macro cabinets and related technical service toexpand coverage “Notice ref No 20211069704 - 00. Date of publication: 25/10/2021 15:44"

Bidding content: 02 lot

+ Lot 1: 346 4G macro caninets and related technical service for 25 nothern provinces + Lot 2: 299 4G macro cabinets and related technical service for 19 southern provinces

- Implementation period: 337 days

Project name: The investment project to expand the northern mobile communicationnetworkin 2019 second adjustment. The investment project to expand the southern mobilecommunication network in 2019 second adjustment

Source of fund: Owner’s equity

Method of bidder selection: International open bidding, one-stage two envelope bidding

Time of issuing bidding documents: from 03:44 pm, 25 October 2021 to 10:00 am, 06 December 2021 (during office hours)

Place of issuing bidding documents: muasamcong.mpi.gov.vn

Price of bidding documents: VND 2,000,000

Bid security: VND 2,418,000,000 through banks or branches which legally operate in Viet Nam

+ Lot 1: VND 1,232,250,000 or USD 53,000

+ Lot 2: VND 1,185,750,000 or USD 51,000

Bid closing time: 10:00 am, 06 December 2021

Bid opening time: 10:15 am, 06 December 2021.