Elva Hsiao Ya-hsuan (Chinese: 蕭亞軒) is a Taiwanese singer and one of Mandopop's "Queens of Heaven". Her R&B-influenced ballads have made her a top-selling Asian artist with a huge fan base. Her debut album became Taiwan's best-selling in 1999, selling almost a million copies. She's also acted in supporting roles in movies like Infernal Affairs. In August 2023, Warner Music China signed Hsiao, with executives praising her unique talent and music's emotional impact.