Yu Yangyi reached at the U- 10 World Cup in Kallithea (Chalkidiki ) 2003 split 2 - 5th Place after the fine rating he finished fifth, one year later in 2004 in Heraklion, he reached the 1 - 4th Place after the fine rating he was first and thus U-10 World Cup. At the 8th Asian open championship in Subic in May 2009, was fifth with an Elo performance of 2693rd He fulfilled the first Grandmaster norm and he qualified for the World Chess Cup. At the 2nd International Subic Open, in which he played after only one day break, he was with an Elo performance of 2653 Ninth and filled his second GM norm. In just under three weeks, he achieved the Grandmaster title, as he crossed the Elo barrier of 2500 with these results. In the World Chess Cup 2009 in Khanty-Mansiysk, he switched in the first round Sergei Movsesjan from a player of closer world elite with an Elo of time 2718th In the second round of his task was easier, Mateusz Bartel has then an Elo rating of 2618th against him he won with a 1.5:0.5. In the third round, he retired against Maxime Vachier -Lagrave from (Elo 2718 ): Yu Yangyi lost with 0.5:1.5. At the Aeroflot Open in Moscow in 2011, he was Group E third of 582 players. With a day off, he played in Group A, where he finished fifth with an Elo performance of 2762nd In May 2011, he won a tournament in Danzhou, in which the entire Chinese tip at the start was, with 7 points out of 9 games and an Elo performance of 2880th
In 2013 he won in Izmit with 11 points from 13 games, the World Youth Championships. In 2014 he won in Xinghua the Chinese national championship with 7 points from 11 games due to better fine- rating before Ding Liren.
Yu Yangyi carries since 2009 the title of Grand Master without having been an International Master before.