Sofía Cancino de Cuevas first quartet for strings, catalogued as Op. 1. In 1940, she received an honorable mention for her symphonic poem "El gallo en Pátzcuaro" for orchestra and male choir, in a contest organized by UNAM. In 1941 she directed the presentation of Mozart's "Don Giovanni" at the Arbeu theater, with the participation of singers (baritone), Carlos Mejía (tenor), and Margarita Cueto (soprano), among others. This made her Mexico's first female conductor. In 1944 she founded the Opera School, with which she conducted "La serva padrona" by Giovanni Battista Pergolesi, "Bastien und Bastienne" by Wolfgang Amadeus Mozart, and "Il matrimonio segreto" by
Jeremy Koh Chen, and baritone Stephen Roberts. Koh is the first Singaporean to win the Tan Ngiang Kaw/Tan Ngiang Ann Memorial Vocal Competition. He was also awarded the certificate of special mention and bronze award at the 5th Bangkok Opera Foundation International Singing Competition (2013). Koh's operatic endeavors include Raoul de St. Brioche (The Merry Widow), Bastien (Bastien und Bastienne), Gingerbread Witch (Hansel and Gretel), Kornélis (La Princesse Jaune), Scholar Luo (Liu San Jie), Frantz (Le 66), Alfred (Die Fledermaus), Zacharia (The Blind Beggars) and He from the world premiére of Nicole Murphy’s The Kamikaze Mind. As a concert soloist, he has