Hua er zi = Waltz - Lu, Yan 1930-2008 (Yen Lu, 1964)
For soprano clarinet in Eb (1), soprano clarinet in Bb (3), alto clarinet in Eb (1), bass clarinet in Bb (1), bass clarinet in Eb (1)
Title from resource description page (viewed August 31, 2020)
Written in 1964