União Desportiva Oliveirense (UDO), commonly known as Oliveirense, is a Portuguese sports club from the city of Oliveira de Azeméis, in Aveiro District. The club was founded on 25 October 1922. The main football team currently plays at the Estádio Carlos Osório which holds a seating capacity of 4,000 and plays in Liga Portugal 2. As a multisports club it fields very successful teams in rink hockey and basketball as well. Its rink hockey team has won the Taça de Portugal on three occasions whilst its basketball team has won the Portuguese Basketball SuperCup and the Portuguese Basketball Cup. The Kelly–Simoldes–UDO cycling team, which holds a UCI Continental team licence, is affiliated with União Desportiva Oliveirense. Oliveirense is part of the Aveiro Football Association which is the football association in charge of the district's football matters. In its entire history the club has won seven major trophies, of which their first was the AF Aveiro Championship in the 1945–46 season. Oliveirense are currently sponsored by Italian sportswear manufacturer Macron. The club is owned by Japanese restaurant operator Onodera Group, which is also the owner of Yokohama FC. History The club was founded on 25 October 1922 as União Desportiva Oliveirense. Prior to its inception it was called Sport Clube Oliveirense who had begun playing in the district league of Aveiro. Following its establishment, shortly after Oliveirense was one of the founding clubs of the Aveiro Football Association along with Anadia, Beira-Mar, Bustelo, Clube dos Galitos, Espinho, Fogueirese, Ovarense, Paços Brandão, Sanjoanense, SC Oliveirense and Sociedade Recreio Artístico. The association was founded on the 22 September 1924. This association would go on to establish the AF Aveiro Championship which Oliveirense would go on to win once in the 1945–46 season. During the 1945–46 season, the club also played in the Primeira Liga where after one season they were relegated. This is their only presence in the Primeira Liga. Following the club's relegation they would go on to play in the AF Aveiro First Division which the club has won on three separate occasions in the 1951–52, 1956–57 and 1957–58 seasons. Over the next couple of decades the club would play in the district leagues, Terceira Divisão and Segunda Divisão. From 1989–90 to 2000–01 they played in the second division before gaining promotion to the Segunda Liga before being relegated once again to the second division in which they would six seasons