Unitel (Universal or United telecommunications) is a Mongolian Corporate Group of information technology companies, headquartered at Central Tower in downtown Ulan Bator, Mongolia. It was founded on December 23, 2005 as BSB consortium as GSM mobile phone operator and began operations on June 26, 2006. 

As a provider of mobile telephone services, Unitel is the second largest company in terms of subscriber base and 14th largest company in Mongolia as measured by a composite of revenues, profits, assets and taxes. Its revenue, profits and revenue per subscriber figures are rapidly growing. Unitel also provides broadband subscription television services through Univision.

Within its initial launch year, Unitel acquired 200 thousand subscribers, the biggest acquisition in one year in Mongolian telecommunication history. In 2009, Unitel launched its 3G network on HSDPA 2100 MHz. Unitel network covers approximately 88% of total population of Mongolia.

In November 2010, Unitel declared that it has become 100% indigenous company (i.e. Mongolian share owners bought all share from the Korean side). In 2011, Unitel renewed its logo. Logo (Fibonacci spiral) represents growth and harmony. Major shareholder of the company is MCS Holdings, Mongolian largest privately held organization.

Other Event:

Celebrating 35 years of Kufa University in Iraq (December 23, 1987 - December 23, 2022)

According to en.wikipedia