Computer science
Causes and most effective ways to fix eSIM signal loss
eSIM is Viettel's integrated SIM service with many advantages, however, during use, users may also encounter the situation of eSIM losing signal.
Viettel
Browse ScienceInfo articles and explainers related to Viettel.
Topic archive
Articles about Viettel
18 published items.
Scientific application
Viettel Post uses 200 robots to distribute goods instead of people: Output increases 3.5 times, personnel reduces 60%
This is the first step in Viettel Post's journey to transform into a professional, green and efficient logistics company.
Science Events
Add more than 2 trillion to
Hoa Lac Hi-tech Park Management Board granted investment certificates to the project of Viettel Military Telecom Group and International Education Investment and Managem…
Science Events
Viettel is confident in producing military equipment
Mr. Nguyen Dinh Chien - Director of Viettel Research and Development Institute said that he received orders from the Ministry of Defense, the group produced military equ…
Science Events
Install 10 tsunami warning stations in Da Nang
The first 100 tsunami warning stations of Vietnam are researched and installed by Viettel and will be built in the central provinces in the coming time.
Scientific works
The Aerospace Technology Institute officially launched
The Institute is a training, scientific research and technology transfer unit under the University of Technology - VNU, in coordination with Viettel Group.
Medicine - Health
10 more cases of A / H1N1 flu expression in Viettel building
Among those who had close contact with the first A / H1N1 flu patient identified in Viettel building, there are currently 10 cases of suspected infection with this dange…
Computer science
Who will pioneer 3G technology in Vietnam?
EVN Telecom, the second CDMA technology mobile network in Vietnam, has just become the first telecommunications service provider to be approved for 3G technology deploym…
Computer science
Things to know about 4G networks
Recently, 4G networks have been widely deployed to subscribers. Some networks like Viettel and Mobifone have supported users to register for free 4G sim, convert from 2G…
Computer science
Mobile giants entered the race to reduce freight at the end of the year
At the end of this year, besides the promotions of customers, mobile networks VinaPhone, MobiFone, and Viettel are preparing to reduce the charge, starting the new race…
Computer science
ISPs agree to cooperate to improve Internet quality
Yesterday 21/11/2007 in Hanoi, ISPs including Vietnam Posts and Telecommunications Group VNPT, Viettel, EVN Telecom, SPT and NetNam held seminars and signed cooperation,…
Computer science
Prepaid subscriber influence subscriber development
The Ministry of Post and Telematics has just submitted a draft regulation on management of prepaid subscribers to mobile information service providers. There were a lot…
Computer science
Viettel's VoIP voice and international SMS are affected.
Regarding the influence of users from earthquake-related cable breakdown in Taiwan, VietNamNet quickly interviewed VDC, Viettel and FPT service providers about the statu…
Computer science
Vietnam IT panorama 2006
In 2006, with big IT events, there were profound impacts on the country's economy, politics and society that are about to go through. Now is the time to look back on tho…
Computer science
Ericsson expanded GSM network with Vietnamese partners
Ericsson has signed a contract to expand the GSM network with Viettel, to expand the coverage of this network to rural areas of Vietnam and enhance network capacity in m…