Ha Noi FC U21 is a professional soccer team based in the city of Ha Noi, Vietnam. The team is part of the Ha Noi FC club and competes in the U21 league, which is a developmental league for young players. The team is known for its strong focus on youth development and has produced several talented players who have gone on to play for the senior team and the national team. Ha Noi FC U21 has a reputation for playing an attacking style of soccer, with a focus on possession and quick passing. The team's home stadium is the Hang Day Stadium, which has a capacity of 22,500 spectators. Overall, Ha Noi FC U21 is a promising young team with a bright future ahead of them.