Lai Ying Tong (Chinese: ???; born 4 January), known professionally as Siu Tung (Chinese: ??), is a Hong Kong Cantopop songwriter,arranger and performer as well as music educator.
She graduated from the Chinese University of Hong Kong with a Master of Arts in Music.
Lai is currently a part-time music lecturer at Hong Kong Design Institute and Baron School of Music.
Lai is also a columnist for Headline Music Magazine.Lai works closely with the a cappella group C AllStar.
She always plays keyboards in their concerts, so she has earned the name 'the 5th member of C AllStar'.In 2012, Lai was awarded the fourth 'Joseph Koo New Generation Award' at the Annual CASH Awards Presentation.
In 2010, her hit song 'Love Stairs' (?? Tianti) was one of the top ten gold songs at the 2010 RTHK Top 10 Gold Songs Awards as well as TVB Jade Solid Gold Best Ten Music Awards.
In 2011, 'Lover Stairs' also won the Best Melody as well as the CASH Best Song award at the CASH Golden Sail Music Awards presentation.
As of March 2015, the viewership of the official Music Video of 'Love Stairs' exceeded 10 million, which tops all the Cantopop Music Videos.