He beat 11th seed Hugh Winter (AUS,155) 62 75 yesterday, and upset the top seed Charkie Camus (AUS,37) in the SF today, 67(2) 76(5) 61. In the final, he faces the seemingly super-talented 15 year old Amir Omarkhanov (KAZ,200) who upset the 3rd seeded Aussie #41 Hayden Jones by a 61 60 score.
Here is Yuvan's SF match full video from the Korea Tennis Association Youtube channel: