The Hong Kong Sinfonietta gives a performance with demonstrations, explanations and a question-and-answer session. Presented and conducted by Yip Wing-sie. The programme includes pieces by Vivaldi, Saint-Saens and Bach. In Cantonese with English programme notes. Today, 3pm, Hong Kong City Hall Concert Hall, $90-$160 Urbtix. Inquiries: 2836 3336
