First of all, recommend your violin concerto, 1. Mendelssohn's violin concerto in e minor ii. Pyotr Il'yich Tchaikovsky violin concerto no.3 in d major. Beethoven's Spring Sonata 4. Rhapsody on Paganini Theme by Rachmaninov, paragraph18; There are also piano sketches: Mozart's Turkish March, Liszt's Dream of Love, Schumann's Dream, Schubert's Moment of Music and Debussy's Moonlight; Violin Essays: Nostalgia by Ma Sicong, Romance in F Major by Beethoven, Carmen Fantasia and Song of the Wanderer by Sarasate, Introduction and Rondo by Sansan, Love and Joy by Chrysler, etc. , are very nice classical music.

Also, Chopin's serenade can make people feel calm as water.

The second movement of Pyotr Il'yich Tchaikovsky's string quartet in D major, Andante, has a beautiful melody and is full of singing.

Offenbach and Pyotr Il'yich Tchaikovsky's Song of the Boat is melodious and quiet.

Mozart's piano sonata, the first movement of sonata in C major, is fresh and moving.

Masnai's violin Meditation and light music adapted from classical songs can also achieve a quiet and peaceful effect. You might as well try.