Since her debut recital at the age of 9, Abigail Sin has appeared in concert venues across the globe including various cities in the USA and the UK, France, Romania, Bangkok, Kuala Lumpur, Hong Kong and Singapore. These engagements include a seven-concert tour of the Ukraine, Lithuania and Hamburg, Germany in May 2006. Abigail's performances have also been recorded and broadcast over national radio and television stations in Romania, USA, Hong Kong and Singapore.

Abigail has performed with various orchestras including the London Soloist Chamber Orchestra, Lamont Symphony Orchestra, Kaunas Symphony Orchestra, Dnipropetrovsk Philharmonic Orchestra, Singapore Festival Orchestra and Singapore Symphony Orchestra. Abigail gave the Singapore premiere of Rodion Shchedrin’s Piano Concerto No. 1 with the Singapore Festival Orchestra during the Singapore Arts Festival 2007. In August 2008, she performed the Liszt Piano Concerto No. 2 with the Singapore Symphony Orchestra at the Esplanade Concert Hall.

Abigail recently won 1st prize at the 3rd Viardo International Piano Competition (junior category) held in Texas in Septmeber 2007. She has also won 1st prize at the Virginia Waring International Piano Competition (USA), the Ibiza International Piano Competition (Spain), and the International Independent Music Competition “Individualis” (Ukraine) as well as 2nd prize at the Schimmel (USA) and Krainev International Piano Competitions. Earlier in her studies, she was awarded the HSBC Youth Excellence Award for Musical Excellence (Singapore).

In 2007, Abigail was the youngest pianist selected to take part in the Verbier Festival and Academy, where she studied with Claude Frank, Emile Naoumoff and Gabor Takacs-Nagy and gave numerous solo and chamber music performances. She has also attended the Bowdoin International Music Festival, Gold Country Piano Institute and the International Festival of Young Musicians in Lithuania, where she was awarded a prize for “Most Outstanding Performer”. Abigail has participated in master classes with eminent musicians such as Murray Perahia, Jacques Rouvier, Earl Wild, Dmitri Alexeev, Julian Martin and Jerome Lowenthal.

During the fall semester of 2007, Abigail was an exchange student at the Peabody Institute of the Johns Hopkins University, where she completed the semester on the Dean’s List with high honours. In 2008, she was involved in the “La Loingtaine” Project, a selective chamber music program jointly organized by the Peabody Institute and the Yong Siew Toh Conservatory of Music, with performances in France and Cambridge, UK. This project culminated in a concert in Singapore in October 2008, where Abigail performed Olivier Messiaen’s monumental Quartet for the End of Time.