Musicians from Macao Orchestra perform at MGM Cotai in Macao, south China, Aug. 29, 2020. The orchestra performed "Symphony No. 6 in F major, Op. 68" here on Saturday to commemorate the 250th anniversary of the birth of composer and pianist Ludwig van Beethoven. (Photos: Xinhua)

A musician from Macao Orchestra performs at MGM Cotai in Macao, south China, Aug. 29, 2020. The orchestra performed "Symphony No. 6 in F major, Op. 68" here on Saturday to commemorate the 250th anniversary of the birth of composer and pianist Ludwig van Beethoven.

Musicians from Macao Orchestra perform at MGM Cotai in Macao, south China, Aug. 29, 2020. The orchestra performed "Symphony No. 6 in F major, Op. 68" here on Saturday to commemorate the 250th anniversary of the birth of composer and pianist Ludwig van Beethoven.

A musician from Macao Orchestra performs at MGM Cotai in Macao, south China, Aug. 29, 2020. The orchestra performed "Symphony No. 6 in F major, Op. 68" here on Saturday to commemorate the 250th anniversary of the birth of composer and pianist Ludwig van Beethoven.

Musicians from Macao Orchestra perform at MGM Cotai in Macao, south China, Aug. 29, 2020. The orchestra performed "Symphony No. 6 in F major, Op. 68" here on Saturday to commemorate the 250th anniversary of the birth of composer and pianist Ludwig van Beethoven.

Musicians from Macao Orchestra perform at MGM Cotai in Macao, south China, Aug. 29, 2020. The orchestra performed "Symphony No. 6 in F major, Op. 68" here on Saturday to commemorate the 250th anniversary of the birth of composer and pianist Ludwig van Beethoven.

Musicians from Macao Orchestra perform at MGM Cotai in Macao, south China, Aug. 29, 2020. The orchestra performed "Symphony No. 6 in F major, Op. 68" here on Saturday to commemorate the 250th anniversary of the birth of composer and pianist Ludwig van Beethoven.