In 2006, while still an amateur she won the ANZ Ladies Masters on the Ladies European Tour (LET), making her the youngest winner ever on the LET at age 16 years, 192 days (a record later broken by 14-year-old amateur Atthaya Thitikul in July 2017).

After her win in at the ANZ Ladies Masters, the LET offered Yang a special three-year membership exemption beginning in 2006 as a 17-year-old, providing she traveled with her parents until she turned 18.

Upon winning, Yang announced that she was donating her entire prize of $61,260 to victims of a recent earthquake in China.

[1] That December, she returned to the LPGA Qualifying School, this time earning full playing status for 2009 by finishing second in the five-round event.

Yang lives with her father, Joon Mo (James), mother, Sun Hee (Sunny), and younger brother, Steven.