O2 (UK) Telefónica O2 had a long-standing relationship with Arsenal F.C., being their shirt sponsor until the end of the 2005/2006 season. In 2005, a three-year deal was signed that saw Telefónica O2 become the team's exclusive mobile communications partner. O2 were the main sponsor of the Channel 4 reality TV show "Big Brother" from its second series (as BT Cellnet) in 2001 until its fourth series in 2003. They also sponsored the spin-off shows "Celebrity Big Brother 2" in 2002 and "" in 2003. In total O2 sponsored five series of the show. O2 sponsored music festivals, the Wireless Festivals, from
Taiwan Tobacco and Liquor Corporation brands in Taiwan's business world. In 2018, Taiwan Tobacco and Liquor Corporation introduced whiskey known as Omar. Taiwan Beer is mass-produced at the Wuri Beer Factory (烏日啤酒廠) in Wuri District, Taichung City. It is also brewed on site at the Taiwan Beer Bar in Taipei. Taiwan Beer is the main brand of the Taiwan Tobacco and Liquor Corporation. The brand, an icon of Taiwanese culture, began as a monopoly product but has remained the best-selling beer on the island in the era of free trade. Taiwan Beer has incorporated locally produced ponlai rice in its recipe since the 1960s, giving